Find research datasets worth reusing

Text-fig. 11. Lower teeth of Masillamys mattaueri (HARTENBERGER) from Mas de Gimel (Hérault, France; MP 10, late early Eocene). a) MGL 641, left p4; a1 – occlusal view, a2 – buccal aspect, a3 – lingual aspect. b) MGL 220, right p4; b1 – occlusal view, b2 – buccal aspect, b3 – lingual aspect. c) MGL 233, right m1; c1 – occlusal view, c2 – buccal aspect, c3 – lingual aspect. d) MGL 665, right m1; d1 – occlusal view, d2 – buccal aspect, d3 – lingual aspect. e) MGL 225, holotype, right m2; e1 – occlusal view, e2 – buccal aspect, e3 – lingual aspect. f) MGL 222, left m1; f1 – lingual aspect, f2 – occlusal view, f3 – buccal aspect. g) MGL 231, right m2; g1 – occlusal view, g2 – buccal aspect, g3 – lingual aspect. h) MGL 646, left m3; h1 – buccal aspect, h2 – lingual aspect, h3 – occlusal view. i) MGL 619, right m3; i1 – buccal aspect, i2 – lingual aspect, i3 – occlusal view. Scale bar 1 mm. in A Reevaluation Of The Taxonomic Status Of The Rodent Masillamys Tobien, 1954 From Messel (Germany, Late Early To Early Middle Eocene, 48-47 M.Y.)

Text-fig. 11. Lower teeth of Masillamys mattaueri (HARTENBERGER) from Mas de Gimel (Hérault, France; MP 10, late early Eocene). a) MGL 641, left p4; a1 – occlusal view, a2 – buccal aspect, a3 – lingual aspect. b) MGL 220, right p4; b1 – occlusal view, b2 – buccal aspect, b3 – lingual aspect. c) MGL 233, right m1; c1 – occlusal view, c2 – buccal aspect, c3 – lingual aspect. d) MGL 665, right m1; d1 – occlusal view, d2 – buccal aspect, d3 – lingual aspect. e) MGL 225, holotype, right m2; e1 – occlusal view, e2 – buccal aspect, e3 – lingual aspect. f) MGL 222, left m1; f1 – lingual aspect, f2 – occlusal view, f3 – buccal aspect. g) MGL 231, right m2; g1 – occlusal view, g2 – buccal aspect, g3 – lingual aspect. h) MGL 646, left m3; h1 – buccal aspect, h2 – lingual aspect, h3 – occlusal view. i) MGL 619, right m3; i1 – buccal aspect, i2 – lingual aspect, i3 – occlusal view. Scale bar 1 mm.

Text-fig. 7. Teeth of Masillamys parvus TOBIEN, from Messel (Hesse, Germany, MP 11), HLMD-Me 625, holotype. a) left upper M2, protocone damaged, occlusal view. b) left upper M3, occlusal view. c) left lower p4; c1 – occlusal view, c2 – buccal aspect, c3 – lingual aspect. d) left lower m2, metaconid damaged; d1 – occlusal view, d2 – buccal aspect, d3 – lingual aspect. e) right m3, occlusal view. f) left m3; f1 – occlusal view, f2 – buccal aspect, base of crown lacking, f3 – lingual aspect; g) SMF-ME 2099A: right lower tooth row with dp4 to m3, g1 – occlusal view, g2 – lingual aspect. Scale bar 1 mm. in A Reevaluation Of The Taxonomic Status Of The Rodent Masillamys Tobien, 1954 From Messel (Germany, Late Early To Early Middle Eocene, 48-47 M.Y.)

Text-fig. 7. Teeth of Masillamys parvus TOBIEN, from Messel (Hesse, Germany, MP 11), HLMD-Me 625, holotype. a) left upper M2, protocone damaged, occlusal view. b) left upper M3, occlusal view. c) left lower p4; c1 – occlusal view, c2 – buccal aspect, c3 – lingual aspect. d) left lower m2, metaconid damaged; d1 – occlusal view, d2 – buccal aspect, d3 – lingual aspect. e) right m3, occlusal view. f) left m3; f1 – occlusal view, f2 – buccal aspect, base of crown lacking, f3 – lingual aspect; g) SMF-ME 2099A: right lower tooth row with dp4 to m3, g1 – occlusal view, g2 – lingual aspect. Scale bar 1 mm.

Text-fig. 6. Teeth of Masillamys krugi TOBIEN, from Messel (Hesse, Germany, MP 11). a) HLMD-Me 910, holotype, upper teeth; a1 – left upper tooth row, P3–P4–M1–3, occlusal view; a2 – id. lingual aspect, a3 – buccal aspect of P4, a4 – right upper P4–P3, lingual aspect. b) HLMD-Me 910, holotype, right lower tooth row, p4–m1–3; b1 – occlusal view, b2 – buccal aspect, b3 – lingual aspect. Scale bar 1 mm. in A Reevaluation Of The Taxonomic Status Of The Rodent Masillamys Tobien, 1954 From Messel (Germany, Late Early To Early Middle Eocene, 48-47 M.Y.)

Text-fig. 6. Teeth of Masillamys krugi TOBIEN, from Messel (Hesse, Germany, MP 11). a) HLMD-Me 910, holotype, upper teeth; a1 – left upper tooth row, P3–P4–M1–3, occlusal view; a2 – id. lingual aspect, a3 – buccal aspect of P4, a4 – right upper P4–P3, lingual aspect. b) HLMD-Me 910, holotype, right lower tooth row, p4–m1–3; b1 – occlusal view, b2 – buccal aspect, b3 – lingual aspect. Scale bar 1 mm.

Text-fig. 5. Teeth of Masillamys beegeri TOBIEN, from Messel (Hesse, Germany, MP 11). a) HLMD-Me 1, holotype, lower tooth row, p4–m1; a1 – occlusal view, a2 – buccal aspect. b) HLMD-Me 1, holotype, upper tooth row, P3–P4–M1–3; b1 – occlusal view, b2 – lingual aspect. c) SMF-ME 1287A buccal view of teeth, right side of a juvenile, upper M1–DP4–DP3, and lower protoconid of m2–m1–dp4. Scale bar 1 mm. in A Reevaluation Of The Taxonomic Status Of The Rodent Masillamys Tobien, 1954 From Messel (Germany, Late Early To Early Middle Eocene, 48-47 M.Y.)

Text-fig. 5. Teeth of Masillamys beegeri TOBIEN, from Messel (Hesse, Germany, MP 11). a) HLMD-Me 1, holotype, lower tooth row, p4–m1; a1 – occlusal view, a2 – buccal aspect. b) HLMD-Me 1, holotype, upper tooth row, P3–P4–M1–3; b1 – occlusal view, b2 – lingual aspect. c) SMF-ME 1287A buccal view of teeth, right side of a juvenile, upper M1–DP4–DP3, and lower protoconid of m2–m1–dp4. Scale bar 1 mm.

opencc-by-4.0Aug 2017View details →

Text-fig. 9. First upper molars of Parapodemus badgleyae sp. nov. (a–d) and Muridae, gen. et sp. indet. (e). a) YGSP 33936, holotype, locality Y 259, b) 33939 from Y 259, c) 34542 from Y 311, d) 34543 from Y 311, e) 34559 from Y 311. All molars but c are left molars, all figured with buccal side upward and at the same scale. in Early Late Miocene Murine Rodents From The Upper Part Of The Nagri Formation, Siwalik Group, Pakistan, With A New Fossil Calibration Point For The Tribe Apodemurini (Apodemus/Tokudaia)

Text-fig. 9. First upper molars of Parapodemus badgleyae sp. nov. (a–d) and Muridae, gen. et sp. indet. (e). a) YGSP 33936, holotype, locality Y 259, b) 33939 from Y 259, c) 34542 from Y 311, d) 34543 from Y 311, e) 34559 from Y 311. All molars but c are left molars, all figured with buccal side upward and at the same scale.

opencc-by-4.0Aug 2017View details →

Text-fig. 4. First upper molars of Karnimata fejfari sp. nov. from type locality Y 311, all figured with buccal side upward. a) YGSP 34551, b) 34544, c) 34546 holotype, d) 34548, e) 34540, f) 34547, g) 34554, h) 36162, i) 54126, j) 54127, k) 54147, l) 54153. All at same 1 mm scale, all left M1 except for right h and l. in Early Late Miocene Murine Rodents From The Upper Part Of The Nagri Formation, Siwalik Group, Pakistan, With A New Fossil Calibration Point For The Tribe Apodemurini (Apodemus/Tokudaia)

Text-fig. 4. First upper molars of Karnimata fejfari sp. nov. from type locality Y 311, all figured with buccal side upward. a) YGSP 34551, b) 34544, c) 34546 holotype, d) 34548, e) 34540, f) 34547, g) 34554, h) 36162, i) 54126, j) 54127, k) 54147, l) 54153. All at same 1 mm scale, all left M1 except for right h and l.

Text-fig. 5. Reyispermum parvum gen. et sp. nov. seeds from the Early Cretaceous Vale de Água locality, Portugal; Synchrotron radiation X-ray tomographic microscopy (SRXTM, volume renderings). a) Holotype (S174178; Vale de Agua sample 141) in lateral view showing shape and cell pattern; remains of mounting media (¤). b) Cut volume rendering of seed (cut at yz0553) showing the slightly raised tissue immediately adjacent to the lower edge of the hilum (arrow head) and palisade-shaped cells of exotesta. c) Apical view of seed showing hilar depression (hi), position of micropylar slit (mi) and the slightly raised raphal ridge (ra). d) Seed in lateral view showing raised tissue immediately adjacent to the lower edge of the hilum (arrow head) (S174495, Vale de Água sample 300). e) Cut volume rendering (cut at yz0500) of the seed in (5d) showing the raised tissue (arrow head) immediately adjacent to the lower edge of the hilum and sclerenchyma cells of exotesta. f) Detail of seed in (5d) showing micropylar slit (mi), hilum (hi) and raised tissue (arrow head) immediately adjacent to the lower edge of the hilum. g, h) Seed in lateral view (g) and view towards raphe (h) showing seed shape, the raised tissue below hilum (arrow head) and the raphal ridge (ra); note pointed micropylar area (S174179, Vale de Água sample 141). i) Seed surface of seed in (5d) showing the raised outlines of the undulate anticlinal walls of the exotestal cells. Scale bars = 250 µm (a–e, g, h); 125 µm (f, i). in Extinct Taxa Of Exotestal Seeds Close To Austrobaileyales And Nymphaeales From The Early Cretaceous Of Portugal

Text-fig. 5. Reyispermum parvum gen. et sp. nov. seeds from the Early Cretaceous Vale de Água locality, Portugal; Synchrotron radiation X-ray tomographic microscopy (SRXTM, volume renderings). a) Holotype (S174178; Vale de Agua sample 141) in lateral view showing shape and cell pattern; remains of mounting media (¤). b) Cut volume rendering of seed (cut at yz0553) showing the slightly raised tissue immediately adjacent to the lower edge of the hilum (arrow head) and palisade-shaped cells of exotesta. c) Apical view of seed showing hilar depression (hi), position of micropylar slit (mi) and the slightly raised raphal ridge (ra). d) Seed in lateral view showing raised tissue immediately adjacent to the lower edge of the hilum (arrow head) (S174495, Vale de Água sample 300). e) Cut volume rendering (cut at yz0500) of the seed in (5d) showing the raised tissue (arrow head) immediately adjacent to the lower edge of the hilum and sclerenchyma cells of exotesta. f) Detail of seed in (5d) showing micropylar slit (mi), hilum (hi) and raised tissue (arrow head) immediately adjacent to the lower edge of the hilum. g, h) Seed in lateral view (g) and view towards raphe (h) showing seed shape, the raised tissue below hilum (arrow head) and the raphal ridge (ra); note pointed micropylar area (S174179, Vale de Água sample 141). i) Seed surface of seed in (5d) showing the raised outlines of the undulate anticlinal walls of the exotestal cells. Scale bars = 250 µm (a–e, g, h); 125 µm (f, i).

Text-fig. 3. Pazlia hilaris gen. et sp. nov. (a–e) from the Early Cretaceous Famalicão locality (sample 025), Portugal (holotype, S175096) and Pazliopsis reyi gen. et sp. nov. (f–i) from the Early Cretaceous Torres Vedras locality, Portugal; Synchrotron radiation X-ray tomographic microscopy (SRXTM, volume renderings a–f, i) and scanning electron microscopy (SEM, g, h). a, b) Seed in lateral (a) and oblique apical (b) views showing the truncate hilar-micropylar region; note prominent hilar scar (hi) and micropyle (mi) at the seed apex and the raphe (ra) seen as slightly raised ridge; remains of mounting media (¤). c) Cut volume rendering (cut at yz0647) showing course of raphe (ra), hilar scar (hi) and micropyle (mi); note the strongly radially elongated cells below the hilar scar. d) Seed in antiraphal view. e) Seed surface showing the raised undulate anticlinal walls of the exotestal cells. f) Seed enclosed in remains of thin-walled fruit (fr) (S174632, Torres Vedras sample 298). g) Holotype, seed enclosed in remains of fruit (fr); raphal view showing the faintly ribbed surface of the seed (S171534, Torres Vedras sample 043). h) Apical view of seed fragment showing hilar scar (hi), position of raphe (ra) and the ribbed seed surface (S136683, Torres Vedras sample 044). i) Seed surface showing the raised undulate anticlinal walls of the exotestal cells (S171534; Torres Vedras sample 043). Scale bars = 250 µm (a–d, f–h); 125 µm (e, i). in Extinct Taxa Of Exotestal Seeds Close To Austrobaileyales And Nymphaeales From The Early Cretaceous Of Portugal

Text-fig. 3. Pazlia hilaris gen. et sp. nov. (a–e) from the Early Cretaceous Famalicão locality (sample 025), Portugal (holotype, S175096) and Pazliopsis reyi gen. et sp. nov. (f–i) from the Early Cretaceous Torres Vedras locality, Portugal; Synchrotron radiation X-ray tomographic microscopy (SRXTM, volume renderings a–f, i) and scanning electron microscopy (SEM, g, h). a, b) Seed in lateral (a) and oblique apical (b) views showing the truncate hilar-micropylar region; note prominent hilar scar (hi) and micropyle (mi) at the seed apex and the raphe (ra) seen as slightly raised ridge; remains of mounting media (¤). c) Cut volume rendering (cut at yz0647) showing course of raphe (ra), hilar scar (hi) and micropyle (mi); note the strongly radially elongated cells below the hilar scar. d) Seed in antiraphal view. e) Seed surface showing the raised undulate anticlinal walls of the exotestal cells. f) Seed enclosed in remains of thin-walled fruit (fr) (S174632, Torres Vedras sample 298). g) Holotype, seed enclosed in remains of fruit (fr); raphal view showing the faintly ribbed surface of the seed (S171534, Torres Vedras sample 043). h) Apical view of seed fragment showing hilar scar (hi), position of raphe (ra) and the ribbed seed surface (S136683, Torres Vedras sample 044). i) Seed surface showing the raised undulate anticlinal walls of the exotestal cells (S171534; Torres Vedras sample 043). Scale bars = 250 µm (a–d, f–h); 125 µm (e, i).

Text-fig. 1. Gastonispermum portugallicum gen. et sp. nov. seeds from the Early Cretaceous Famalicão locality (sample 025), Portugal; Synchrotron radiation X-ray tomographic microscopy (SRXTM, volume renderings). Note remains of mounting media on several seeds (¤). a) Seed in oblique view showing seed shape, the slightly raised raphal ridge and the position of hilum (hi) and micropyle (mi) on the raphal side of the seed (S170218). b, c) Seeds in lateral view (b, S170234; c, S175095). d–f) Holotype (S174820); seed in lateral view (d) and cut volume rendering (e, f) through the median plane of the seed showing palisade-shaped sclerenchyma cells of exotesta and remains of embryo (emb) and surrounding nutritive tissue (e, cut between yz0440-0530; f, cut between slices yz440-480). g) Hilum (hi) and micropyle (mi) of seed in (1a) showing the Y-shaped micropylar slit in the outer integument. h) Cut volume rendering through the median plane of the seed (cut at yz0492) showing seed coat mainly composed of palisade-shaped cells of the exotesta (S174435). i) Seed surface showing the raised outlines of the undulate anticlinal walls of the exotestal cells (S175045). Scale bars = 500 µm (a–e); 250 µm (g); 125 µm (f, i). in Extinct Taxa Of Exotestal Seeds Close To Austrobaileyales And Nymphaeales From The Early Cretaceous Of Portugal

Text-fig. 1. Gastonispermum portugallicum gen. et sp. nov. seeds from the Early Cretaceous Famalicão locality (sample 025), Portugal; Synchrotron radiation X-ray tomographic microscopy (SRXTM, volume renderings). Note remains of mounting media on several seeds (¤). a) Seed in oblique view showing seed shape, the slightly raised raphal ridge and the position of hilum (hi) and micropyle (mi) on the raphal side of the seed (S170218). b, c) Seeds in lateral view (b, S170234; c, S175095). d–f) Holotype (S174820); seed in lateral view (d) and cut volume rendering (e, f) through the median plane of the seed showing palisade-shaped sclerenchyma cells of exotesta and remains of embryo (emb) and surrounding nutritive tissue (e, cut between yz0440-0530; f, cut between slices yz440-480). g) Hilum (hi) and micropyle (mi) of seed in (1a) showing the Y-shaped micropylar slit in the outer integument. h) Cut volume rendering through the median plane of the seed (cut at yz0492) showing seed coat mainly composed of palisade-shaped cells of the exotesta (S174435). i) Seed surface showing the raised outlines of the undulate anticlinal walls of the exotestal cells (S175045). Scale bars = 500 µm (a–e); 250 µm (g); 125 µm (f, i).

Text-fig. 6. Reyispermum parvum gen. et sp. nov. seeds from the Early Cretaceous Vale de Água locality, Portugal (a, b, d, e: sample 141, c: sample 300); Synchrotron radiation X-ray tomographic microscopy (SRXTM, orthoslices). a) Longitudinal orthoslice (yz0563) through the median plane of the seed (holotype, S174178) showing the palisade-shaped cells of exotesta and collapsed inner parts of seed coat, raised exotestal tissue (arrow head) immediately adjacent to the lower edge of the hilum (hi), micropyle (mi) and remains of cellular nutritive tissue. b) Longitudinal orthoslice (xz0659) through the micropylar region perpendicular to the median plane showing the exotestal tissue surrounding the transverse micropyle slit (mi). c) Longitudinal orthoslice (yz0500) through the median plane of the seed (S175095) showing raised tissue (arrow head) immediately adjacent to the lower edge of the hilum (hi), micropyle (mi) and poorly preserved cells of the seed coat. d) Longitudinal orthoslice (xz0810) through middle part of seed perpendicular to the median plane (S174178) showing seed coat and remains of cellular nutritive tissue. e) Tangential and longitudinal orthoslice (xz0162) through the seed coat of holotype (S174178) showing thickened, undulate cell walls of exotesta (ex) and the short, thin-walled cells of tegmen (te) with a finely striate wrinkled surface. Scale bars = 250 µm (a, c, d); 125 µm (b, e). in Extinct Taxa Of Exotestal Seeds Close To Austrobaileyales And Nymphaeales From The Early Cretaceous Of Portugal

Text-fig. 6. Reyispermum parvum gen. et sp. nov. seeds from the Early Cretaceous Vale de Água locality, Portugal (a, b, d, e: sample 141, c: sample 300); Synchrotron radiation X-ray tomographic microscopy (SRXTM, orthoslices). a) Longitudinal orthoslice (yz0563) through the median plane of the seed (holotype, S174178) showing the palisade-shaped cells of exotesta and collapsed inner parts of seed coat, raised exotestal tissue (arrow head) immediately adjacent to the lower edge of the hilum (hi), micropyle (mi) and remains of cellular nutritive tissue. b) Longitudinal orthoslice (xz0659) through the micropylar region perpendicular to the median plane showing the exotestal tissue surrounding the transverse micropyle slit (mi). c) Longitudinal orthoslice (yz0500) through the median plane of the seed (S175095) showing raised tissue (arrow head) immediately adjacent to the lower edge of the hilum (hi), micropyle (mi) and poorly preserved cells of the seed coat. d) Longitudinal orthoslice (xz0810) through middle part of seed perpendicular to the median plane (S174178) showing seed coat and remains of cellular nutritive tissue. e) Tangential and longitudinal orthoslice (xz0162) through the seed coat of holotype (S174178) showing thickened, undulate cell walls of exotesta (ex) and the short, thin-walled cells of tegmen (te) with a finely striate wrinkled surface. Scale bars = 250 µm (a, c, d); 125 µm (b, e).

Text-fig. 11. Silutanispermum kvacekiorum gen. et sp. nov. seeds from the Early Cretaceous Famalicão locality (sample 025), Portugal; Synchrotron radiation X-ray tomographic microscopy (SRXTM, volume renderings). a, b) Holotype (S170238), seed in oblique (a) and lateral (b) view showing large triangular hilar scar (hi) and transverse micropylar slit (mi). c) Oblique view of seed showing slightly raised raphal area (S174352); remains of mounting media (¤). d) Details of holotype showing triangular hilum (hi) and transverse micropylar slit in the exotesta (mi). e) Cut volume rendering of holotype (cut at yz1170) through the median plane showing hilum (hi) and micropylar slit (mi) lined by radially expanded exotestal cells. Scale bars = 500 µm (a–c); 250 µm (d, e). in Extinct Taxa Of Exotestal Seeds Close To Austrobaileyales And Nymphaeales From The Early Cretaceous Of Portugal

Text-fig. 11. Silutanispermum kvacekiorum gen. et sp. nov. seeds from the Early Cretaceous Famalicão locality (sample 025), Portugal; Synchrotron radiation X-ray tomographic microscopy (SRXTM, volume renderings). a, b) Holotype (S170238), seed in oblique (a) and lateral (b) view showing large triangular hilar scar (hi) and transverse micropylar slit (mi). c) Oblique view of seed showing slightly raised raphal area (S174352); remains of mounting media (¤). d) Details of holotype showing triangular hilum (hi) and transverse micropylar slit in the exotesta (mi). e) Cut volume rendering of holotype (cut at yz1170) through the median plane showing hilum (hi) and micropylar slit (mi) lined by radially expanded exotestal cells. Scale bars = 500 µm (a–c); 250 µm (d, e).

Text-fig. 4. Pazlia hilaris gen. et sp. nov. (a, b) from the Early Cretaceous Famalicão locality (sample 025), Portugal (holotype, S175096) and Pazliopsis reyi gen. et sp. nov. (c, d) from the Early Cretaceous Torres Vedras locality (sample 038), Portugal (S174614); Synchrotron radiation X-ray tomographic microscopy (SRXTM, orthoslices). a) Longitudinal orthoslice (xy0984) through the median plane of the seed showing the strongly thickened sclerenchyma under the hilar scar (hi), micropylar slit (mi) and the raphe (ra); note cells of exotesta are almost equally tall on both raphal and anti-raphal sides of the seed and gradually become shorter towards the micropyle. b) Transverse orthoslice (xy0984) through middle of seed showing the thickened cells of the exotesta; note that cells of the exotesta are almost equally tall on both raphal and anti-raphal sides. c) Longitudinal orthoslice (yz0812) through apical part of seed in the median plane showing embryo with two rudimentary cotyledons (asterisks) and surrounding nutritive tissue; note the tiny cells of embryo with central structures we interpret as the fossilized remains of nuclei. d) Detail of (4c) showing tiny embryo with two rudimentary cotyledons (asterisks); nutritive tissue immediately surrounding the embryo is interpreted as endosperm (endo); whether there is any delimitation between this inner endosperm and the outer part of the nutritive tissues is not clear. Scale bars = 250 µm (a–c); 125 µm (d). in Extinct Taxa Of Exotestal Seeds Close To Austrobaileyales And Nymphaeales From The Early Cretaceous Of Portugal

Text-fig. 4. Pazlia hilaris gen. et sp. nov. (a, b) from the Early Cretaceous Famalicão locality (sample 025), Portugal (holotype, S175096) and Pazliopsis reyi gen. et sp. nov. (c, d) from the Early Cretaceous Torres Vedras locality (sample 038), Portugal (S174614); Synchrotron radiation X-ray tomographic microscopy (SRXTM, orthoslices). a) Longitudinal orthoslice (xy0984) through the median plane of the seed showing the strongly thickened sclerenchyma under the hilar scar (hi), micropylar slit (mi) and the raphe (ra); note cells of exotesta are almost equally tall on both raphal and anti-raphal sides of the seed and gradually become shorter towards the micropyle. b) Transverse orthoslice (xy0984) through middle of seed showing the thickened cells of the exotesta; note that cells of the exotesta are almost equally tall on both raphal and anti-raphal sides. c) Longitudinal orthoslice (yz0812) through apical part of seed in the median plane showing embryo with two rudimentary cotyledons (asterisks) and surrounding nutritive tissue; note the tiny cells of embryo with central structures we interpret as the fossilized remains of nuclei. d) Detail of (4c) showing tiny embryo with two rudimentary cotyledons (asterisks); nutritive tissue immediately surrounding the embryo is interpreted as endosperm (endo); whether there is any delimitation between this inner endosperm and the outer part of the nutritive tissues is not clear. Scale bars = 250 µm (a–c); 125 µm (d).

Text-fig. 7. Lusitanispermum choffatii gen. et sp. nov. seeds from the Early Cretaceous Famalicão locality (sample 025), Portugal; Synchrotron radiation X-ray tomographic microscopy (SRXTM, volume renderings). a) Holotype; seed in lateral view showing seed shape; note that the seed is broken near the lower surface of the hilum (S174345). b) Oblique apical view of micropylar-hilar region of holotype showing slightly ruptured micropylar slit (mi) in the outer integument and two bulging and abraded areas (arrow heads) close to hilum. c) Seed in oblique lateral-raphal view showing the two bulging structures (arrow heads) immediately adjacent to the lower edge of the hilum (S174472). d) Tangential, longitudinal cut (cut at yz0131) through the seed coat of seed in (7c) showing the undulate anticlinal cell walls of the exotesta cells that are thickest towards the outside and thinner towards the inside. Scale bars = 500 µm (a–c); 250 µm (d). in Extinct Taxa Of Exotestal Seeds Close To Austrobaileyales And Nymphaeales From The Early Cretaceous Of Portugal

Text-fig. 7. Lusitanispermum choffatii gen. et sp. nov. seeds from the Early Cretaceous Famalicão locality (sample 025), Portugal; Synchrotron radiation X-ray tomographic microscopy (SRXTM, volume renderings). a) Holotype; seed in lateral view showing seed shape; note that the seed is broken near the lower surface of the hilum (S174345). b) Oblique apical view of micropylar-hilar region of holotype showing slightly ruptured micropylar slit (mi) in the outer integument and two bulging and abraded areas (arrow heads) close to hilum. c) Seed in oblique lateral-raphal view showing the two bulging structures (arrow heads) immediately adjacent to the lower edge of the hilum (S174472). d) Tangential, longitudinal cut (cut at yz0131) through the seed coat of seed in (7c) showing the undulate anticlinal cell walls of the exotesta cells that are thickest towards the outside and thinner towards the inside. Scale bars = 500 µm (a–c); 250 µm (d).

FIGURE 165. Orchestina spp., male palps. A–C. O . caleta, holotype. D–F. O . pizarroi, holotype. A, D. Prolateral. B, E. Dorsal. C, F. Retrolateral. Scale bars 0.2 in Taxonomic Revision Of The Jumping Goblin Spiders Of The Genus Orchestina Simon, 1882, In The Americas (Araneae: Oonopidae)

FIGURE 165. Orchestina spp., male palps. A–C. O . caleta, holotype. D–F. O . pizarroi, holotype. A, D. Prolateral. B, E. Dorsal. C, F. Retrolateral. Scale bars 0.2 mm. (PBI_OON 42182, 42238).

FIGURE 154. Orchestina pizarroi, habitus. A–C. Male holotype. D–F. Female paratype. A, D. Dorsal. B, E. Lateral. C, F in Taxonomic Revision Of The Jumping Goblin Spiders Of The Genus Orchestina Simon, 1882, In The Americas (Araneae: Oonopidae)

FIGURE 154. Orchestina pizarroi, habitus. A–C. Male holotype. D–F. Female paratype. A, D. Dorsal. B, E. Lateral. C, F. Ventral. Scale bars: A–C. 0.2 mm. D–F. 0.5 mm. (PBI_OON 42238, 42237).

FIGURE 149. Orchestina pandeazucar, habitus. A–C. Male holotype. D–E. Female paratype. A, D. Dorsal. B, E. Lateral. C in Taxonomic Revision Of The Jumping Goblin Spiders Of The Genus Orchestina Simon, 1882, In The Americas (Araneae: Oonopidae)

FIGURE 149. Orchestina pandeazucar, habitus. A–C. Male holotype. D–E. Female paratype. A, D. Dorsal. B, E. Lateral. C. Cephalothorax ventral; arrows point to conical projections of endites. Scale bars: 0.5 mm, except C, 0.2 mm. (PBI_OON 42184, 42186).

FIGURE 166. Orchestina spp., male palps. A–C. O . quenies paratype. D–F. O . curico, holotype. G–I. O . granizo, holotype. A, D, G. Prolateral. B, E, H. Dorsal. C, F, I in Taxonomic Revision Of The Jumping Goblin Spiders Of The Genus Orchestina Simon, 1882, In The Americas (Araneae: Oonopidae)

FIGURE 166. Orchestina spp., male palps. A–C. O . quenies paratype. D–F. O . curico, holotype. G–I. O . granizo, holotype. A, D, G. Prolateral. B, E, H. Dorsal. C, F, I. Retrolateral. Arrows point to the constriction near the base of embolus. Scale bars: 0.2 mm. (PBI_OON 42335, 14871, 10557).

FIGURE 123. Orchestina platnicki, habitus. A–C. Male holotype. D–F. Female paratype. A, D. Dorsal. B, E. Ventral. C, F in Taxonomic Revision Of The Jumping Goblin Spiders Of The Genus Orchestina Simon, 1882, In The Americas (Araneae: Oonopidae)

FIGURE 123. Orchestina platnicki, habitus. A–C. Male holotype. D–F. Female paratype. A, D. Dorsal. B, E. Ventral. C, F. Lateral. Scale bars: 0.5 mm. (PBI_OON 10937, 10938).

FIGURE 108. Orchestina spp., male palps. A–C. O . cajamarca, holotype. D–F. O . comaina, holotype. G–I. O . atocongo, holotype. A, D, G. Prolateral. B, E, H. Dorsal. C, F, I in Taxonomic Revision Of The Jumping Goblin Spiders Of The Genus Orchestina Simon, 1882, In The Americas (Araneae: Oonopidae)

FIGURE 108. Orchestina spp., male palps. A–C. O . cajamarca, holotype. D–F. O . comaina, holotype. G–I. O . atocongo, holotype. A, D, G. Prolateral. B, E, H. Dorsal. C, F, I. Retrolateral. Scale bars: 0.2 mm. (PBI_OON 42768, 43307, 1662).

FIGURE 112. Orchestina cristinae. A–C. Male holotype. D. Female. A, D. Habitus dorsal. B. Cephalothorax, anterior. C in Taxonomic Revision Of The Jumping Goblin Spiders Of The Genus Orchestina Simon, 1882, In The Americas (Araneae: Oonopidae)

FIGURE 112. Orchestina cristinae. A–C. Male holotype. D. Female. A, D. Habitus dorsal. B. Cephalothorax, anterior. C. Same, lateral; arrow points to conical projections on chelicerae. Scale bars: A, D. 0.5 mm. B, C. 0.2 mm. (PBI_OON 10935, 43386).