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Text-fig. 7. Scanning electron micrographs (a, b, d, e, g–k), X-ray microtomographic orthoslices (c) and synchrotron radiation X-ray tomographic microscopy orthoslices (f) of fruits and endocarps of uncertain affinity from Zliv-Řídká Blana locality. a–c: Trebecenia sarcocalis, a – tricarpellate fruit, no. NM-F 3637, b – fruits supported by pentamerous and persistent calyx, no. NMF 3637, c – fruit almost circular in transverse section, no. NM-F 3637; d: Taxon 17, small fruit with slightly sunken stylar region, no. NM-F 3201; e: Taxon 19, spherical fruit, the fruit wall composed of large isodiametric, thick walled cells, no. NM-F 3181; f: Taxon 19, single-seeded fruit, no. NM-F 3621; g: Taxon 20, syncarpous, multicarpellate fruit of ten carpels, no. NM-F 3200; h: Taxon 22, syncarpous, multicarpellate fruit of seven carpels, no. NM-F 3159; i: cf. Sabia menispermoides, endocarp of drupaceous fruits, no. NM-F 4624; j: Taxon 25, endocarp triangular in cross-section, no. NM-F 3218; k: Taxon 24, endocarp spherical in cross-section with a distinctly ribbed and foveolate surface, no. NM-F 3217. in Plant Mesofossils From The Late Cretaceous Klikov Formation, The Czech Republic

Text-fig. 7. Scanning electron micrographs (a, b, d, e, g–k), X-ray microtomographic orthoslices (c) and synchrotron radiation X-ray tomographic microscopy orthoslices (f) of fruits and endocarps of uncertain affinity from Zliv-Řídká Blana locality. a–c: Trebecenia sarcocalis, a – tricarpellate fruit, no. NM-F 3637, b – fruits supported by pentamerous and persistent calyx, no. NMF 3637, c – fruit almost circular in transverse section, no. NM-F 3637; d: Taxon 17, small fruit with slightly sunken stylar region, no. NM-F 3201; e: Taxon 19, spherical fruit, the fruit wall composed of large isodiametric, thick walled cells, no. NM-F 3181; f: Taxon 19, single-seeded fruit, no. NM-F 3621; g: Taxon 20, syncarpous, multicarpellate fruit of ten carpels, no. NM-F 3200; h: Taxon 22, syncarpous, multicarpellate fruit of seven carpels, no. NM-F 3159; i: cf. Sabia menispermoides, endocarp of drupaceous fruits, no. NM-F 4624; j: Taxon 25, endocarp triangular in cross-section, no. NM-F 3218; k: Taxon 24, endocarp spherical in cross-section with a distinctly ribbed and foveolate surface, no. NM-F 3217.

Text-fig. 6. Scanning electron micrographs of seeds of ericalean affinity (a–d) and seeds of uncertain affinity (e–i) from Zliv-Řídká Blana locality. a: Protovisnea sp. 1, rounded seed with the narrow elongate seed cavity flanked by two bulging regions of larger cells, no. NM-F 3177; b: Protovisnea sp. 2, angular seed with the narrow elongate seed cavity flanked by two bulging regions of larger cells, no. NM-F 3179; c, d: Eurya crassitesta, one seed split into two parts, no. NM-F 3211, c – surface cells of the seed coat are palisade, d – cross-section of the seed; e: Nympheaceae sp. 1, seed, no. NM-F 3636; f: Nympheaceae sp. 2, seed, no. NM-F 4634; g: Klikovispermum sp.1, seeds with irregular outline and smooth outer surface, no. NM-F 3203; h: Klikovispermum malechii, seed with an orange-segment shape, no. NM-F 3299; i: Taxon 35, seed, no. NM-F 3236. in Plant Mesofossils From The Late Cretaceous Klikov Formation, The Czech Republic

Text-fig. 6. Scanning electron micrographs of seeds of ericalean affinity (a–d) and seeds of uncertain affinity (e–i) from Zliv-Řídká Blana locality. a: Protovisnea sp. 1, rounded seed with the narrow elongate seed cavity flanked by two bulging regions of larger cells, no. NM-F 3177; b: Protovisnea sp. 2, angular seed with the narrow elongate seed cavity flanked by two bulging regions of larger cells, no. NM-F 3179; c, d: Eurya crassitesta, one seed split into two parts, no. NM-F 3211, c – surface cells of the seed coat are palisade, d – cross-section of the seed; e: Nympheaceae sp. 1, seed, no. NM-F 3636; f: Nympheaceae sp. 2, seed, no. NM-F 4634; g: Klikovispermum sp.1, seeds with irregular outline and smooth outer surface, no. NM-F 3203; h: Klikovispermum malechii, seed with an orange-segment shape, no. NM-F 3299; i: Taxon 35, seed, no. NM-F 3236.

Text-fig. 3. Scanning electron micrographs of Normapolles flowers/fruits from Zliv-Řídká Blana locality. a: Budvaricarpus serialis, aggregation of laterally fused fruits supported by a common bract (br – bract, hp – hypanthium), no. NM-F 3160; b: Budvaricarpus sp., aggregation of laterally fused fruits supported by several bracts, no. NM-F 3619; c: Caryanthus trebecnsis, reproductive unit consists of three bisexual, epigynous flowers/young fruits, no. NM-F 3286; d: Dahlergeniantus sp., hypogynous flower with radial symmetry, no. NM-F 4495; e: Calathiocarpus sp., epigynous flower with radial symmetry, no. NM-F 4631; f: Caryanthus sp. 1, ribbed fruit–nut of deltoid shape, no. NM-F 3208; g: Zlivifructus vachae, bisymmetrical flower with four tepals and four stamens, no. NM-F 3172; h: Taxon 3, ribbed fruit of Normapolles affinity, no. NM-F 3724. in Plant Mesofossils From The Late Cretaceous Klikov Formation, The Czech Republic

Text-fig. 3. Scanning electron micrographs of Normapolles flowers/fruits from Zliv-Řídká Blana locality. a: Budvaricarpus serialis, aggregation of laterally fused fruits supported by a common bract (br – bract, hp – hypanthium), no. NM-F 3160; b: Budvaricarpus sp., aggregation of laterally fused fruits supported by several bracts, no. NM-F 3619; c: Caryanthus trebecnsis, reproductive unit consists of three bisexual, epigynous flowers/young fruits, no. NM-F 3286; d: Dahlergeniantus sp., hypogynous flower with radial symmetry, no. NM-F 4495; e: Calathiocarpus sp., epigynous flower with radial symmetry, no. NM-F 4631; f: Caryanthus sp. 1, ribbed fruit–nut of deltoid shape, no. NM-F 3208; g: Zlivifructus vachae, bisymmetrical flower with four tepals and four stamens, no. NM-F 3172; h: Taxon 3, ribbed fruit of Normapolles affinity, no. NM-F 3724.

Text-fig. 4. Scanning electron micrographs (a, c, e–k) and X-ray microtomographic orthoslices (b, d) of capsular fruits compose of five carpels from Zliv-Řídká Blana locality. a–d: Taxon 4, a – fruit elliptical in shape, no. NM-F 3188, b – young fruit with reminisce of free styles at top and showing central placentation of seeds, no. NM-F 3188, c – pentacarpellate capsules in apical view, no. NM-F 3188, d – fruit with five locules, no. NM-F 3235; e, f: Taxon 6, e – elongated fruit in lateral view, the persistent perianth at the base of the fruit (arrowhead), no. NM-F 3194, f – fruit in apical view, no. NM-F 3194; g, h: Taxon 5, g – elongated fruit in lateral view, no. NM-F 3193, h – fruit showing remains of a persistent calyx in the basal part (arrowhead), no. NM-F 3193; i–k: Taxon 7, i – pentacarpellate capsules of broadly elliptical shape, no. NM-F 4091, j – fruit, apical view, no. NM-F 4091, k – fruit with five seeds (arrowheads) ellipsoidal or triangular in outline and with a thick seed coat, no. NM-F 4091. in Plant Mesofossils From The Late Cretaceous Klikov Formation, The Czech Republic

Text-fig. 4. Scanning electron micrographs (a, c, e–k) and X-ray microtomographic orthoslices (b, d) of capsular fruits compose of five carpels from Zliv-Řídká Blana locality. a–d: Taxon 4, a – fruit elliptical in shape, no. NM-F 3188, b – young fruit with reminisce of free styles at top and showing central placentation of seeds, no. NM-F 3188, c – pentacarpellate capsules in apical view, no. NM-F 3188, d – fruit with five locules, no. NM-F 3235; e, f: Taxon 6, e – elongated fruit in lateral view, the persistent perianth at the base of the fruit (arrowhead), no. NM-F 3194, f – fruit in apical view, no. NM-F 3194; g, h: Taxon 5, g – elongated fruit in lateral view, no. NM-F 3193, h – fruit showing remains of a persistent calyx in the basal part (arrowhead), no. NM-F 3193; i–k: Taxon 7, i – pentacarpellate capsules of broadly elliptical shape, no. NM-F 4091, j – fruit, apical view, no. NM-F 4091, k – fruit with five seeds (arrowheads) ellipsoidal or triangular in outline and with a thick seed coat, no. NM-F 4091.

Text-fig. 3. Upper Cretaceous to Oligocene/Miocene Sciadopityspollenites taxa, all scale bars in LM and SEM overview images 10 µm, scale bars in SEM detailed images 2 µm. a–f: cf. Sciadopityspollenites serratus from Vilui basin (Siberia), a – LM image, equatorial view, b – SEM equatorial overview with leptoma, c – detail SEM of leptoma? and echinate verrucae, d – LM image equatorial view, e – SEM of distal polar view, f – SEM detailed view of verrucate, echinate perforate sexine sculpturing; g–i: Sciadopityspollenites serratus from Bayerhof Maar (Germany), g – LM image of proximal polar side, h – SEM overview of distal polar side, i – SEM detail of verrucate, echinate, perforate sculpturing. in The Occurrence Of Pollen Of Sciadopityaceae Luerss. Through Time

Text-fig. 3. Upper Cretaceous to Oligocene/Miocene Sciadopityspollenites taxa, all scale bars in LM and SEM overview images 10 µm, scale bars in SEM detailed images 2 µm. a–f: cf. Sciadopityspollenites serratus from Vilui basin (Siberia), a – LM image, equatorial view, b – SEM equatorial overview with leptoma, c – detail SEM of leptoma? and echinate verrucae, d – LM image equatorial view, e – SEM of distal polar view, f – SEM detailed view of verrucate, echinate perforate sexine sculpturing; g–i: Sciadopityspollenites serratus from Bayerhof Maar (Germany), g – LM image of proximal polar side, h – SEM overview of distal polar side, i – SEM detail of verrucate, echinate, perforate sculpturing.

Text-fig. 2. Aptian to Albian Cerebropollenites taxa, all scale bars in LM and SEM overview images 10 µm, scale bars in SEM detailed images 2 µm. a–c: Cerebropollenites thiergartii from St. Pölten (Austria), a – LM image, equatorial view, b – SEM equatorial overview with visible, less sculptured leptoma, c – detail of echinate verrucae; d–f: Cerebropollenites thiergartii from Khovil basin (Mongolia), d – LM image polar view with well visible thin-walled leptoma, e – SEM of proximal polar view with faintly sculptures leptoma, f – SEM detailed view of transition from leptoma to normal sexine sculpturing; g–i: Cerebropollenites macroverrucosus from Khovil basin (Mongolia), g – LM image of oblique equatorial view, h – SEM of oblique equatorial view with concave leptoma, i – SEM detail of the rugulate to verrucate sexine and smaller sculpturing in leptoma area. in The Occurrence Of Pollen Of Sciadopityaceae Luerss. Through Time

Text-fig. 2. Aptian to Albian Cerebropollenites taxa, all scale bars in LM and SEM overview images 10 µm, scale bars in SEM detailed images 2 µm. a–c: Cerebropollenites thiergartii from St. Pölten (Austria), a – LM image, equatorial view, b – SEM equatorial overview with visible, less sculptured leptoma, c – detail of echinate verrucae; d–f: Cerebropollenites thiergartii from Khovil basin (Mongolia), d – LM image polar view with well visible thin-walled leptoma, e – SEM of proximal polar view with faintly sculptures leptoma, f – SEM detailed view of transition from leptoma to normal sexine sculpturing; g–i: Cerebropollenites macroverrucosus from Khovil basin (Mongolia), g – LM image of oblique equatorial view, h – SEM of oblique equatorial view with concave leptoma, i – SEM detail of the rugulate to verrucate sexine and smaller sculpturing in leptoma area.

Text-fig. 1. Extant Sciadopitys verticillata pollen. a–c: LM images (scale bars 10 µm), a – polar view, b – equatorial view, c – equatorial view with well visible thinning of proximal leptoma; d–e: SEM overview images (scale bar 10 µm), d – distal polar view, e – oblique equatorial view; f – equatorial view with leptoma at top; g–i: SEM detailed images (scale bars 2 µm), g – detail of verrucate, echinate, perforate sexine of distal pol, h – wall break displaying thin nexine and verrucate, echinate sexine, i – ripped open leptoma displaying transition from verrucate sculpturing to nearly psilate state. in The Occurrence Of Pollen Of Sciadopityaceae Luerss. Through Time

Text-fig. 1. Extant Sciadopitys verticillata pollen. a–c: LM images (scale bars 10 µm), a – polar view, b – equatorial view, c – equatorial view with well visible thinning of proximal leptoma; d–e: SEM overview images (scale bar 10 µm), d – distal polar view, e – oblique equatorial view; f – equatorial view with leptoma at top; g–i: SEM detailed images (scale bars 2 µm), g – detail of verrucate, echinate, perforate sexine of distal pol, h – wall break displaying thin nexine and verrucate, echinate sexine, i – ripped open leptoma displaying transition from verrucate sculpturing to nearly psilate state.

Text-fig. 4. Extant Fraxinus fruits and other groups with similar fruits. a: Ventilago leiocarpa BENTH. (KUN 06190258); b: Liriodendron chinense (HEMSL.) SARG. (KUN 0040571); c: Plenckia populnea REISSEK (K 000537359); d: Fraxinus nigra MARSHALL (KUN 0937878); e: F. anomala TORR. ex S.WATSON (RSA 0064862); f: F. gooddingii LITTLE (USFS 0030124); g: F. platypoda OLIV. (KUN 0027753); h: F. malacophylla HEMSL. (K 000901679); i: F. chinensis ROXB. (KUN 0027530). Scale bar = 1 cm. in Fraxinus L. (Oleaceae) Fruits From The Early Oligocene Of Southwest China And Their Biogeographic Implications

Text-fig. 4. Extant Fraxinus fruits and other groups with similar fruits. a: Ventilago leiocarpa BENTH. (KUN 06190258); b: Liriodendron chinense (HEMSL.) SARG. (KUN 0040571); c: Plenckia populnea REISSEK (K 000537359); d: Fraxinus nigra MARSHALL (KUN 0937878); e: F. anomala TORR. ex S.WATSON (RSA 0064862); f: F. gooddingii LITTLE (USFS 0030124); g: F. platypoda OLIV. (KUN 0027753); h: F. malacophylla HEMSL. (K 000901679); i: F. chinensis ROXB. (KUN 0027530). Scale bar = 1 cm.

Text-fig. 3. Fossil fruits of Fraxinus: photos and drawings. a–e: F. zlatkoi MENG-XIOA WU et J.HUANG sp. nov., a–c – the holotype image and its line drawing (XTBG-PC-LH3-0341), d, e – paratype image and its line drawing (XTBGPC-LH3-1138); f–k: Fraxinus cf. honshuensis TANAI et ONOE, f–h – XTBG-PC-LH2-0111, i–k – XTBG-PC-LH1-0578; l, m: enlargement of (b) and its line drawing; n, o: enlargement of (g) and its line drawing. Arrows in (i) and (n) refer to the calyxes. Scale bars = 5 mm for a–k, scale bars = 1 mm for i–o. in Fraxinus L. (Oleaceae) Fruits From The Early Oligocene Of Southwest China And Their Biogeographic Implications

Text-fig. 3. Fossil fruits of Fraxinus: photos and drawings. a–e: F. zlatkoi MENG-XIOA WU et J.HUANG sp. nov., a–c – the holotype image and its line drawing (XTBG-PC-LH3-0341), d, e – paratype image and its line drawing (XTBGPC-LH3-1138); f–k: Fraxinus cf. honshuensis TANAI et ONOE, f–h – XTBG-PC-LH2-0111, i–k – XTBG-PC-LH1-0578; l, m: enlargement of (b) and its line drawing; n, o: enlargement of (g) and its line drawing. Arrows in (i) and (n) refer to the calyxes. Scale bars = 5 mm for a–k, scale bars = 1 mm for i–o.

Text-fig. 10. Platanoxylon cf. haydenii, a, e, h: UF 279-34470; b, c, d, f g: UF 279-34469. a, b: Diffuse porous wood with vessels solitary and in small multiples, which are mostly tangential or oblique, diffuse and diffuse-in-aggregates axial parenchyma., TS. c–e: Scalariform perforation plates. f, g: Opposite intervessel pits, TLS. h: Two size classes of rays, TLS. Platanus sp., UF 279- 24552. i: Predominantly solitary vessels, diffuse and diffuse-in-aggregates parenchyma, growth ring boundary distinct, noded rays, TS. j: Simple perforation plates (PP), RLS. k: Body of ray with procumbent ray cells, RLS. l: Scalariform perforation plate, RLS. m: Rays of two sizes, wide rays>10-seriate, TLS. Scale bars: 200 µm in a, b, h, i, m; 100 µm in j, k: 50 µm in c, d, e, f, l. in A Diverse Assemblage Of Late Eocene Woods From Oregon, Western Usa

Text-fig. 10. Platanoxylon cf. haydenii, a, e, h: UF 279-34470; b, c, d, f g: UF 279-34469. a, b: Diffuse porous wood with vessels solitary and in small multiples, which are mostly tangential or oblique, diffuse and diffuse-in-aggregates axial parenchyma., TS. c–e: Scalariform perforation plates. f, g: Opposite intervessel pits, TLS. h: Two size classes of rays, TLS. Platanus sp., UF 279- 24552. i: Predominantly solitary vessels, diffuse and diffuse-in-aggregates parenchyma, growth ring boundary distinct, noded rays, TS. j: Simple perforation plates (PP), RLS. k: Body of ray with procumbent ray cells, RLS. l: Scalariform perforation plate, RLS. m: Rays of two sizes, wide rays>10-seriate, TLS. Scale bars: 200 µm in a, b, h, i, m; 100 µm in j, k: 50 µm in c, d, e, f, l.

Text-fig. 11. Acer Post Hammer species 1, UF 279-34456. a, b: Diffuse-porous wood with distinct growth rings, marked by marginal parenchyma, vessels solitary and in short radial multiples, TS. c: Crowded alternate intervessel pits, TLS. d: Simple perforation plates, helical thickenings in vessel elements, TLS. e: Rays 2–3-seriate, gum deposit in vessel element, TLS. Acer Post Hammer species 2. UF 279-34466. f: Diffuse-porous wood with distinct growth rings, marked by marginal parenchyma, vessels solitary and in short radial multiples, TS. g: Alternate intervessel pits, helical thickenings in vessel elements, TLS. h: Rays 1–4(–5)-seriate, TLS. i: Crystalliferous strand, multiseriate ray, TLS. Trochodendron beckii, UF 279-24558. j, k: Distinct growth rings, abrupt transition from earlywood to latewood, vesselless, wide rays noded at growth ring boundaries, TS. l: Rays of two distinct sizes, uniseriate and multiseriates>10-seriate, TLS. m. Scalariform intertracheary pits. RLS. Scale bars: 500 µm in j; 200 µm in a, f, k, l; 100 µm in b, h; 50 µm in c, d, e, g, i, m. in A Diverse Assemblage Of Late Eocene Woods From Oregon, Western Usa

Text-fig. 11. Acer Post Hammer species 1, UF 279-34456. a, b: Diffuse-porous wood with distinct growth rings, marked by marginal parenchyma, vessels solitary and in short radial multiples, TS. c: Crowded alternate intervessel pits, TLS. d: Simple perforation plates, helical thickenings in vessel elements, TLS. e: Rays 2–3-seriate, gum deposit in vessel element, TLS. Acer Post Hammer species 2. UF 279-34466. f: Diffuse-porous wood with distinct growth rings, marked by marginal parenchyma, vessels solitary and in short radial multiples, TS. g: Alternate intervessel pits, helical thickenings in vessel elements, TLS. h: Rays 1–4(–5)-seriate, TLS. i: Crystalliferous strand, multiseriate ray, TLS. Trochodendron beckii, UF 279-24558. j, k: Distinct growth rings, abrupt transition from earlywood to latewood, vesselless, wide rays noded at growth ring boundaries, TS. l: Rays of two distinct sizes, uniseriate and multiseriates>10-seriate, TLS. m. Scalariform intertracheary pits. RLS. Scale bars: 500 µm in j; 200 µm in a, f, k, l; 100 µm in b, h; 50 µm in c, d, e, g, i, m.

Text-fig. 9. Wataria kvacekii sp. nov., UF 279-24556. a: Wood ring-porous, earlywood with 2–3 rows of wide pores, vessels solitary and in radial multiples of 2, axial parenchyma scanty vasicentric and some apotracheal diffuse-in-aggregates, TS. b: Series of vessel elements with simple perforations, axial parenchyma strands adjacent to vessels, RLS. c: Alternate intervessel pitting, vessel element end walls horizontal, RLS. d: Vessel-axial parenchyma pitting similar to intervessel pitting, RLS. e, f: Rays with tile cells, storied axial parenchyma, some strands chambered crystalliferous, TLS. g: Detail of ray, TLS. h: Storied imperforate elements. Scale bars: 200 µm in a; 100 µm in b, e; 50 µm in c, d, f, h; 20 µm in g. in A Diverse Assemblage Of Late Eocene Woods From Oregon, Western Usa

Text-fig. 9. Wataria kvacekii sp. nov., UF 279-24556. a: Wood ring-porous, earlywood with 2–3 rows of wide pores, vessels solitary and in radial multiples of 2, axial parenchyma scanty vasicentric and some apotracheal diffuse-in-aggregates, TS. b: Series of vessel elements with simple perforations, axial parenchyma strands adjacent to vessels, RLS. c: Alternate intervessel pitting, vessel element end walls horizontal, RLS. d: Vessel-axial parenchyma pitting similar to intervessel pitting, RLS. e, f: Rays with tile cells, storied axial parenchyma, some strands chambered crystalliferous, TLS. g: Detail of ray, TLS. h: Storied imperforate elements. Scale bars: 200 µm in a; 100 µm in b, e; 50 µm in c, d, f, h; 20 µm in g.

Text-fig. 5. Lithocarpoxylon ashwillii sp. nov., UF 279-24544. a, b: Semi-ring porous wood, exclusively solitary vessels in a radial/ diagonal arrangement, diffuse axial parenchyma, TS. c: Homocellular rays composed of procumbent cells; vasicentric tracheids; vessel elements with simple perforation plates (PP), TLS. d: Vessel-ray parenchyma pits (VRP) with reduced borders, vertical, RLS. e: Crystalliferous axial parenchyma strand (C) with a single crystal per chamber; ray with procumbent cells, RLS. f: Aggregate ray (right) composed of loosely associated 1–2-seriate rays, TLS. g: Uniseriate rays, thin-walled tyloses in vessels, vasicentric tracheids (VT). Lithocarpoxylon sp., UF 279-84864. h, i: Semi-ring porous wood, exclusively solitary vessels in radial arrangement. j: Aggregate ray and uniseriate rays. k: Scalariform perforation plate with fewer than 10 bars. l: Vessel-ray parenchyma pits with reduced borders to simple, vertical. Scale bars: 200 µm in a, b, f, h, j; 100 µm in c, i; 50 µm in d. e; 20 µm in k, l. in A Diverse Assemblage Of Late Eocene Woods From Oregon, Western Usa

Text-fig. 5. Lithocarpoxylon ashwillii sp. nov., UF 279-24544. a, b: Semi-ring porous wood, exclusively solitary vessels in a radial/ diagonal arrangement, diffuse axial parenchyma, TS. c: Homocellular rays composed of procumbent cells; vasicentric tracheids; vessel elements with simple perforation plates (PP), TLS. d: Vessel-ray parenchyma pits (VRP) with reduced borders, vertical, RLS. e: Crystalliferous axial parenchyma strand (C) with a single crystal per chamber; ray with procumbent cells, RLS. f: Aggregate ray (right) composed of loosely associated 1–2-seriate rays, TLS. g: Uniseriate rays, thin-walled tyloses in vessels, vasicentric tracheids (VT). Lithocarpoxylon sp., UF 279-84864. h, i: Semi-ring porous wood, exclusively solitary vessels in radial arrangement. j: Aggregate ray and uniseriate rays. k: Scalariform perforation plate with fewer than 10 bars. l: Vessel-ray parenchyma pits with reduced borders to simple, vertical. Scale bars: 200 µm in a, b, f, h, j; 100 µm in c, i; 50 µm in d. e; 20 µm in k, l.

Text-fig. 1. Pistacia terrazasae sp. nov., a: UF 279-85025; b–i: UF 279-24545. a: Ring-porous wood with widely spaced solitary earlywood vessels; latewood vessels in radial multiples of 4 or more and in clusters, TS. b: Growth ring boundary, fiber walls thin to thick, TS. c: Simple perforation plates, alternate intervessel pits, helical thickenings in vessels, TLS. d: Multiseriate rays to 4-seriate, tyloses in vessels, helical thickenings throughout body of vessel element, and alternate intervessel pitting, TLS. e: Vessel-ray parenchyma pitting with reduced borders, oval in outline, RLS. f: Marginal row of upright cells, one inflated and crystalliferous, procumbent body cells, RLS. g: Multiseriate rays mostly 3-seriate, occasionally 4-seriate, uniseriate rays usually <10 cells tall, TLS. h: Ray with enlarged crystalliferous marginal cell, to left of C, TLS. i: Ray with canal, TLS. Scale bars: 200 µm in a, g; 100 µm in b, d, h; 50 µm in c, i; 20 µm in e, f. in A Diverse Assemblage Of Late Eocene Woods From Oregon, Western Usa

Text-fig. 1. Pistacia terrazasae sp. nov., a: UF 279-85025; b–i: UF 279-24545. a: Ring-porous wood with widely spaced solitary earlywood vessels; latewood vessels in radial multiples of 4 or more and in clusters, TS. b: Growth ring boundary, fiber walls thin to thick, TS. c: Simple perforation plates, alternate intervessel pits, helical thickenings in vessels, TLS. d: Multiseriate rays to 4-seriate, tyloses in vessels, helical thickenings throughout body of vessel element, and alternate intervessel pitting, TLS. e: Vessel-ray parenchyma pitting with reduced borders, oval in outline, RLS. f: Marginal row of upright cells, one inflated and crystalliferous, procumbent body cells, RLS. g: Multiseriate rays mostly 3-seriate, occasionally 4-seriate, uniseriate rays usually <10 cells tall, TLS. h: Ray with enlarged crystalliferous marginal cell, to left of C, TLS. i: Ray with canal, TLS. Scale bars: 200 µm in a, g; 100 µm in b, d, h; 50 µm in c, i; 20 µm in e, f.

Text-fig. 4. Fagus dodgei sp. nov., a, b, d–h: UF 279-34468; c: UF 279-30165. a: Wood diffuse-porous to semi-ring-porous with distinct latewood zone with narrower vessels; vessels solitary and in short multiples; diffuse, diffuse-in-aggregates axial parenchyma visible in latewood, TS. b: Growth ring boundary, TS. c: Opposite intervessel pitting, TLS. d: Scalariform perforation plate with fewer than 10 bars, RLS. e: Simple perforation plates (PP), RLS. f: Vessel-ray parenchyma pitting with reduced borders and frequently oval in outline, RLS. g: Rays 1–4(–5)-seriate with variable numbers of marginal rows, TLS. h: Rays of two distinct sizes, widest rays>10-seriate, TLS. Scale bars: 200 µm in a, h; 100 µm in b, e, g; 50 µm in d, f. in A Diverse Assemblage Of Late Eocene Woods From Oregon, Western Usa

Text-fig. 4. Fagus dodgei sp. nov., a, b, d–h: UF 279-34468; c: UF 279-30165. a: Wood diffuse-porous to semi-ring-porous with distinct latewood zone with narrower vessels; vessels solitary and in short multiples; diffuse, diffuse-in-aggregates axial parenchyma visible in latewood, TS. b: Growth ring boundary, TS. c: Opposite intervessel pitting, TLS. d: Scalariform perforation plate with fewer than 10 bars, RLS. e: Simple perforation plates (PP), RLS. f: Vessel-ray parenchyma pitting with reduced borders and frequently oval in outline, RLS. g: Rays 1–4(–5)-seriate with variable numbers of marginal rows, TLS. h: Rays of two distinct sizes, widest rays>10-seriate, TLS. Scale bars: 200 µm in a, h; 100 µm in b, e, g; 50 µm in d, f.

Text-fig. 9. Paramblypterus cf. rohani. Scale bars 5 mm. a, b: drawing and photograph of the skull in lateral view, locality Otovice "Stěnava", DP 4529; c, d: photograph and drawing of the skull in lateral view, locality Otovice "Chmelnice", P 64673; e: bones of the skull roof in dorsal view, locality Otovice "Chmelnice", P 64656; f: bones of the skull roof in dorsal view, locality Otovice "Chmelnice", P 30945; g, h: drawing and photograph (whitened) of the bones of the skull roof in dorsal view, locality Otovice "Chmelnice", P 64658. Abbreviations: ap – anterior pit line, Cl – cleithrum, Cor – coronoid, Dhy – dermohyal, Dpt – dermopterotic, Dsph – dermosphenotic, Extl – extrascapular lateral, Extm – extrascapular medial, Fr – frontal, Gul – lateral gular, Gum – medial gular, ioc – infraorbital canal, Ios – infraorbital superior, Ju – jugal, mc – mandibular canal, Md – mandible, Mx – maxila, mp – medial pit line, Na – nasal, Op – operculum, Pa – parietal, Pop – preoperculum, pp – posterior pit line, Psp – postspiracular, Pt – posttemporal, Ptr – postrostral, Qu – quadratum, Rbr – branchiostegaly rays, Sbo – suborbital, soc – supraorbital canal, Sop – suboperculum, Spi – spiracular. in Actinopterygians Of The Broumov Formation (Permian) In The Czech Part Of The Intra-Sudetic Basin (The Czech Republic)

Text-fig. 9. Paramblypterus cf. rohani. Scale bars 5 mm. a, b: drawing and photograph of the skull in lateral view, locality Otovice "Stěnava", DP 4529; c, d: photograph and drawing of the skull in lateral view, locality Otovice "Chmelnice", P 64673; e: bones of the skull roof in dorsal view, locality Otovice "Chmelnice", P 64656; f: bones of the skull roof in dorsal view, locality Otovice "Chmelnice", P 30945; g, h: drawing and photograph (whitened) of the bones of the skull roof in dorsal view, locality Otovice "Chmelnice", P 64658. Abbreviations: ap – anterior pit line, Cl – cleithrum, Cor – coronoid, Dhy – dermohyal, Dpt – dermopterotic, Dsph – dermosphenotic, Extl – extrascapular lateral, Extm – extrascapular medial, Fr – frontal, Gul – lateral gular, Gum – medial gular, ioc – infraorbital canal, Ios – infraorbital superior, Ju – jugal, mc – mandibular canal, Md – mandible, Mx – maxila, mp – medial pit line, Na – nasal, Op – operculum, Pa – parietal, Pop – preoperculum, pp – posterior pit line, Psp – postspiracular, Pt – posttemporal, Ptr – postrostral, Qu – quadratum, Rbr – branchiostegaly rays, Sbo – suborbital, soc – supraorbital canal, Sop – suboperculum, Spi – spiracular.

Text-fig. 12. Paramblypterus cf. rohani. Arrows indicate directio cranialis. a, b: photograph and drawing of four ridge scales in front of the dorsal fin base, locality Otovice "Chmelnice", P 80178, scale bars 5 mm; c: scale rows from the area between the pectoral and pelvic fins, outer surfaces of the scales bear fine ridges terminating as denticles on the posterior edge of the scales, locality Otovice "Chmelnice", NM-M 4916, scale bar 5 mm; d: isolated scale, from anterior area of the lateral side of the body, with denticulated posterior edge, locality Otovice "Chmelnice", P 30945, scale bar 2 mm; e: isolated scale from the pelvic area of the body, locality Otovice "Chmelnice", P 30945, scale bar 2 mm; f, g: drawing and photograph of the postcleithrum and the scales behind the pectoral girdle (the scales bear conspicuous ridges on their outer surface; well preserved large postcleithrum is without ridges.), locality Otovice "Chmelnice", NM-M 4915, scale bars 5 mm. Abbreviations: Cl – cleithrum, Pcl – postcleithrum, Scl – supracleithrum. in Actinopterygians Of The Broumov Formation (Permian) In The Czech Part Of The Intra-Sudetic Basin (The Czech Republic)

Text-fig. 12. Paramblypterus cf. rohani. Arrows indicate directio cranialis. a, b: photograph and drawing of four ridge scales in front of the dorsal fin base, locality Otovice "Chmelnice", P 80178, scale bars 5 mm; c: scale rows from the area between the pectoral and pelvic fins, outer surfaces of the scales bear fine ridges terminating as denticles on the posterior edge of the scales, locality Otovice "Chmelnice", NM-M 4916, scale bar 5 mm; d: isolated scale, from anterior area of the lateral side of the body, with denticulated posterior edge, locality Otovice "Chmelnice", P 30945, scale bar 2 mm; e: isolated scale from the pelvic area of the body, locality Otovice "Chmelnice", P 30945, scale bar 2 mm; f, g: drawing and photograph of the postcleithrum and the scales behind the pectoral girdle (the scales bear conspicuous ridges on their outer surface; well preserved large postcleithrum is without ridges.), locality Otovice "Chmelnice", NM-M 4915, scale bars 5 mm. Abbreviations: Cl – cleithrum, Pcl – postcleithrum, Scl – supracleithrum.

Text-fig. 3. Cercidiphyllum cf. alalongum R.A.SCOTT et E.A.WHEELER, UF 279-24543. a, b: Diffuse-porous wood, exclusively solitary vessels, axial parenchyma rare, thick-walled fibers, TS. c: Scalariform perforation plate with more than 30 bars, RLS. d: Helical thickenings (HT) in vessel element tip, RLS. e: Opposite to scalariform intervessel pits, RLS. f, g: Heterocellular rays 1–2 cells wide, occasionally uniseriate and biseriate portions of similar width, TLS. h: Ray with alternating rows of procumbent and upright (-square) cells, RLS. Scale bars: 200 µm in a; 100 µm in b, f; 50 µm in c, g, h; 20 µm in d, e. in A Diverse Assemblage Of Late Eocene Woods From Oregon, Western Usa

Text-fig. 3. Cercidiphyllum cf. alalongum R.A.SCOTT et E.A.WHEELER, UF 279-24543. a, b: Diffuse-porous wood, exclusively solitary vessels, axial parenchyma rare, thick-walled fibers, TS. c: Scalariform perforation plate with more than 30 bars, RLS. d: Helical thickenings (HT) in vessel element tip, RLS. e: Opposite to scalariform intervessel pits, RLS. f, g: Heterocellular rays 1–2 cells wide, occasionally uniseriate and biseriate portions of similar width, TLS. h: Ray with alternating rows of procumbent and upright (-square) cells, RLS. Scale bars: 200 µm in a; 100 µm in b, f; 50 µm in c, g, h; 20 µm in d, e.

Text-fig. 8. Enamel ultrastructure of M1, Equus przewalskii (Chornobyl Exclusion Zone). a, b: enamel row, scale bar = 100 and 20 Μm respectively; c: type I and III, scale bar = 20 Μm; d–f: first type enamel arrangement, scale bar d = 10, e = 3 Μm and f = 2 Μm; g, h: prisms of TZ, scale bar = 50 and 30 Μm respectively; i: type II near OES, scale bar = 20 Μm. in The Ultrastructure Of The Tooth Enamel Of Small Equus Of The "Tarpan" Group And Their Possible Phylogenetic Connections

Text-fig. 8. Enamel ultrastructure of M1, Equus przewalskii (Chornobyl Exclusion Zone). a, b: enamel row, scale bar = 100 and 20 Μm respectively; c: type I and III, scale bar = 20 Μm; d–f: first type enamel arrangement, scale bar d = 10, e = 3 Μm and f = 2 Μm; g, h: prisms of TZ, scale bar = 50 and 30 Μm respectively; i: type II near OES, scale bar = 20 Μm.

Text-fig. 5. Paramblypterus vratislaviensis (AGASSIZ, 1833). Scale bars 5 mm. a: drawing of the skull roof in dorsal view, locality Olivětín, NM-M 2213; b, c: photograph and drawing of the left maxila in lateral view, locality Ruprechtice, NM-M 64696; d: right parietal in dorsal view, locality Ruprechtice "Pod Světlinou", P 64741; e: left maxilla in lateral view, locality Ruprechtice "Pod Světlinou", P 64738; f, g: photograph and drawing of the left mandible in medial view, locality Ruprechtice "Pod Světlinou", P 64738. Abbreviations: ap – anterior pit line, Dpt – dermopterotic, Dsph – dermosphenotic, eo – edge overlapped by surrounding bones, Fr – frontal, mp – medial pit line, Na – nasal, Pa – parietal, pp – posterior pit line, Ptr – postrostral, soc – supraorbital canal, socp – pores of the supraorbital canal. in Actinopterygians Of The Broumov Formation (Permian) In The Czech Part Of The Intra-Sudetic Basin (The Czech Republic)

Text-fig. 5. Paramblypterus vratislaviensis (AGASSIZ, 1833). Scale bars 5 mm. a: drawing of the skull roof in dorsal view, locality Olivětín, NM-M 2213; b, c: photograph and drawing of the left maxila in lateral view, locality Ruprechtice, NM-M 64696; d: right parietal in dorsal view, locality Ruprechtice "Pod Světlinou", P 64741; e: left maxilla in lateral view, locality Ruprechtice "Pod Světlinou", P 64738; f, g: photograph and drawing of the left mandible in medial view, locality Ruprechtice "Pod Světlinou", P 64738. Abbreviations: ap – anterior pit line, Dpt – dermopterotic, Dsph – dermosphenotic, eo – edge overlapped by surrounding bones, Fr – frontal, mp – medial pit line, Na – nasal, Pa – parietal, pp – posterior pit line, Ptr – postrostral, soc – supraorbital canal, socp – pores of the supraorbital canal.