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Fig. 13 in A middle Eocene seep deposit with silicified fauna from the Humptulips Formation in western Washington State, USA

Fig. 13. The provannid gastropod Desbruyeresia belliatus sp. nov. from the middle Eocene Satsop Weatherwax seep deposit, Washington State, USA. A. NRM Mo 185022; almost complete specimen showing protoconch with 3 whorls (A1); close-up on protoconch (A2); spire with 2.5 whorls and the spire base with short siphonal notch, arrows pointing to spiral cords (A3). B. NRM Mo 185023; protoconch with 3.5 whorls showing the protoconch-teleoconch transition (B1); close-up of protoconch sculpture (B2); close-up of protoconch-teleoconch transition (arrow) (B3). C. NRM Mo 185024; decollated protoconch and calcareous plug (C1); close-up on protoconch (C2). D. NRM Mo 185025 (holotype) showing protoconch with 3 whorls and teleoconch with 3.5 whorls and an oval aperture. E. NRM Mo 185026, Close-up of specimen with protoconch-teleoconch transition (arrow).

Fig. 12 in A middle Eocene seep deposit with silicified fauna from the Humptulips Formation in western Washington State, USA

Fig. 12. The nuculanid bivalve Nuculana acutilineata sp. nov. from the middle Eocene Satsop Weatherwax seep deposit, Washington State, USA. A. NRM Mo 185010, almost complete young specimen with initial part intact (A1); close-up on initial part (A2). B. NRM Mo 185008, left valve in lateral view. C. NRM Mo 185009 (holotype), right valve in lateral view showing interior features. D. NRM Mo 185012, right valve specimen showing interior with hinge, faint muscle scar and pallial line. E. NRM Mo 185011; almost complete adult specimen (E1); close-up of escutcheon and dentition (E2).

Fig. 5 in A middle Eocene seep deposit with silicified fauna from the Humptulips Formation in western Washington State, USA

Fig. 5. Unidentified vesicomyid bivalve from the middle Eocene Satsop Weatherwax seep deposit, Washington State, USA. A. NRM Mo 185002; left valve of young specimen showing hinge disrupted by a crack (A1); close-up on hinge and dentition (A2). B. NRM Mo 185005; right valve of young specimen showing hinge and ligament nymph (B1); close-up on hinge and dentition (B2).

Fig. 6 in A middle Eocene seep deposit with silicified fauna from the Humptulips Formation in western Washington State, USA

Fig. 6. Gastropod limpets from the middle Eocene Satsop Weatherwax seep deposit, Washington State, USA. A, B. Limpet 1, possibly belonging to the Cocculiniformia. A. NRM Mo 185019 slightly oval specimen in apical (A1) and oblique (A2) views. B. NRM Mo 185020 more rectangular specimen in apical (B1) and oblique (B2) views; close-up of sculpture (B3). C. NRM Mo 185021, limpet 2 in lateral (C1) and apical (C2) views.

Fig. 8 in A middle Eocene seep deposit with silicified fauna from the Humptulips Formation in western Washington State, USA

Fig. 8. The neritimorph gastropod Thalassonerita eocenica Squires and Goedert, 1996a from the middle Eocene Satsop Weatherwax seep deposit, Washington State, USA. A. NRM Mo 185015, specimen with nicely preserved aperture. B. NRM Mo 185016, juvenile specimen; apertural view B1); apical view showing spiral sculpture and outline of protoconch (B2); side view showing spiral sculpture (B3). C. NRM Mo 185017, moderately sized specimen; oblique view showing dissolved interior of shell (C1); apical view showing spiral and reticulate sculpture (C2), note that the distinct, fine ribbing near the aperture is most likely the result of dissolution and not sculpture; close-up of protoconch (C3). D. NRM Mo 185018, juvenile specimen in which the protoconch is preserved as internal mold, showing that its internal walls were dissolved; note also reticulate sculpture.

Fig. 4 in New bird remains from the Middle Eocene of Guangdong, China

Fig. 4. Line drawing of the proximal end of the tarsometatarsus of "ciconiiform" bird Sanshuiornis zhangi gen. et sp. nov. (IVPP V18116), from the Middle Eocene Huayong Formation of Guangdong Province, south China, in plantar view. The single ridge is formed by convergence of the four hypotarsus cristae.

Fig. 3 in New bird remains from the Middle Eocene of Guangdong, China

Fig. 3. Proximal end of tarsometatarsus of "ciconiiform" bird Sanshuiornis zhangi gen. et sp. nov. (IVPP V18116), from the Middle Eocene Huayong Formation of Guangdong Province, south China, in plantar view.

Fig. 6 in New bird remains from the Middle Eocene of Guangdong, China

Fig. 6. The strict consensus tree of 39 most parsimonious trees resulting from analysis of the modified matrix of Mayr and Clarke (2003) integrating Sanshuiornis zhangi, with three characters ordered (55, 71, 91) following Mayr and Clarke (2003). Length = 728, Consistency index (CI) = 0.23, Retention index (RI) = 0.48, Homoplasy index (HI) = 0.77. Bootstrap values of more than 50% are shown next to the corresponding nodes.

Fig. 1 in New bird remains from the Middle Eocene of Guangdong, China

Fig. 1. Right leg of "ciconiiform" bird Sanshuiornis zhangi gen. et sp. nov. (IVPP V18116), from the Middle Eocene, Huayong Formation of Guangdong Province, south China.

Fig. 2 in New bird remains from the Middle Eocene of Guangdong, China

Fig. 2. Line drawing of "ciconiiform" bird Sanshuiornis zhangi gen. et sp. nov. (IVPP V18116), from the Middle Eocene Huayong Formation of Guangdong Province, south China.

Fig. 3 in New middle Eocene formicid species from Germany and the evolution of weaver ants

Fig. 3. Weaver ant Oecophylla longiceps Dlussky sp. nov., Grube Messel, middle Eocene. A. Gyne, holotype MeI 3643. B. Gyne, paratype MeI 890. C. Male, paratype MeI 7636. Photographs (A1–C1) and drawings (A2–C2). Scale bars 5 mm.

Fig. 2 in New middle Eocene formicid species from Germany and the evolution of weaver ants

Fig. 2. Wings of weaver ant Oecophylla longiceps Dlussky sp. nov., drawing with nomenclature of wing venation.

Fig. 6 in New middle Eocene formicid species from Germany and the evolution of weaver ants

Fig. 6. Gynes of different species of Oecophylla weaver ants. A. Reconstruction of Oecophylla longiceps sp. nov., Grube Messel, middle Eocene. B. Reconstruction of Oecophylla atavina Cockerell, 1915, Bembridge Marls, Oligocene. C. Oecophylla smaragdina (Fabricius, 1775), Recent, Vietnam.

Fig. 1 in New middle Eocene formicid species from Germany and the evolution of weaver ants

Fig. 1. Distribution of extant and fossil weaver ants. Extant ranges are shaded grey, fossil sites are marked with an asterisk. Abbreviations: 1, Baltic amber; 2, Bournemouth and Isle of Wight; 3, Saxonian amber; 4, Brunstatt and Kleinkembs; 5, Sicilian amber; 6, Radoboj; 7, Mfwangano Island; 8, Montagne d'Andance; 9, Messel and Eckfeld. Distribution of extant species modified after Lokkers (1986).

Fig. 5 in New middle Eocene formicid species from Germany and the evolution of weaver ants

Fig. 5. Workers of different species of Oecophylla weaver ants. A. Dorsal view of Oecophylla crassinoda Wheeler, 1922, Baltic amber, middle to late Eocene, holotype GZG BST.4620. B. Side view of O. crassinoda Wheeler, 1922, Bitterfeld amber, middle to late Eocene, Humboldt Museum No 11/214. C. Side view of Oecophylla brischkei Mayr, 1868, Baltic amber, middle to late Eocene (from Wheeler 1915, with some changes). D. Head of O. brischkei Mayr, 1868, Baltic amber, middle to late Eocene, GZG.BST.04618. E. Side view of major worker of Recent Oecophylla smaragdina (Fabricius, 1775) from Vietnam. F. Frontal view of head of major worker of O. smaragdina (Fabricius, 1775). Scale bars 1 mm.

Fig. 4 in New middle Eocene formicid species from Germany and the evolution of weaver ants

Fig. 4. Weaver ant Oecophylla eckfeldiana Dlussky sp. nov., Eckfeld, middle Eocene. A. Gyne, holotype PE−2000/8. B. Gyne, paratype PE−1994/159. C. Head of major worker, paratype PE−2000/1947. D. Minor worker, paratype PE−2000/1948. Photographs (A1–D1) and drawings (A2–D2).

Fig. 18. Oligocene Heterostegina from different Western Tethyan localities. A, B in The middle to late Eocene evolution of nummulitid foraminifer Heterostegina in the Western Tethys

Fig. 18. Oligocene Heterostegina from different Western Tethyan localities. A, B. Heterostegina sp. (Heterostegina assilinoides Blanckenhorn, 1890 emend. Henson, 1937 in Less 1991), middle Chattian, SBZ 22B/23, Csókás 4 (NE Hungary), A−form, equatorial sections, (A) MÁFI O. 413, (B) MÁFI O. 416. C. Heterostegina aff. 1 assilinoides Blanckenhorn, 1890 emend. Henson, 1937, Rupelian/Chattian boundary, SBZ 22A/B, A−form, equatorial section, Dazklrl A 7 (SW Turkey), ITU O/DAZ.A7−9. D–G. Heterostegina assilinoides Blanckenhorn, 1890 emend. Henson, 1937, early Chattian, SBZ 22B, A−form, equatorial sections. D. Klzllcaaǧaç (Bey Daǧlarl, SW Turkey), ITU O/KIZ.4−23. E, F. Ramleh (Israel), (E) MÁFI O. 08.1, (F) MÁFI O. 08.2. G. Kelereşdere (E Turkey), ITU O/KEL.19−31.

Fig. 15. Priabonian Heterostegina from different Western Tethyan localities. A–C in The middle to late Eocene evolution of nummulitid foraminifer Heterostegina in the Western Tethys

Fig. 15. Priabonian Heterostegina from different Western Tethyan localities. A–C. Heterostegina reticulata mossanensis ssp. nov., earliest Priabonian, SBZ 19 A. A. Verona (N Italy), Castel San Felice, hairpin bend: MÁFI E. 9565, A−form, equatorial section. B, C: Mossano 7 (N Italy), A−form, equatorial sections, MÁFI E. 9566 (B), MÁFI E. 9567 (C). D–K. Heterostegina reticulata italica Herb, 1978. D, H. Mossano 8 (N Italy), late early Priabonian, SBZ 19 B, A−form, equatorial sections, MÁFI E. 9568 (D), MÁFI E. 9569 (H). E–G, I. Noszvaj (Hungary), "middle" Priabonian, SBZ 19/20. E–G. A−form, equatorial sections, MÁFI E. 9570 (E), MÁFI E. 9571 (F), MÁFI E. 9494 (G). I. MÁFI E. 9572, external view. J, K. Possagno 1 (NE Italy), late Priabonian, Ą

Fig. 10 in The middle to late Eocene evolution of nummulitid foraminifer Heterostegina in the Western Tethys

Fig. 10. Distribution of the Eocene heterosteginid populations (mean values at the 95.44% confidence level) on the P–X (proloculus diameter versus number of undivided post−embryonic chambers) bivariate plot (X is on logarithmic scale)

Fig. 17 in The middle to late Eocene evolution of nummulitid foraminifer Heterostegina in the Western Tethys

Fig. 17. Distribution of latest Bartonian, Priabonian and Oligocene heterosteginid populations (mean values at the 95.44% confidence level) on the P–X (proloculus diameter versus number of undivided post−embryonic chambers) bivariate plot (X is on logarithmic scale).