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Fig. 2. Hadrosaurus foulkii Leidy, 1858 in The dinosaur Hadrosaurus foulkii, from the Campanian of the East Coast of North America, with a reevaluation of the genus

Fig. 2. Hadrosaurus foulkii Leidy, 1858 (ANSP 10005), Haddonfield, New Jersey, U.S.A., Woodbury Formation, Campanian, Upper Cretaceous. A. Left radius in dorsal view. B. Left ulna in medial view . C. Left humerus in anteromedial view. D. Partial left coracoid in glenoidal (D1) and craniolateral (D2) views. E. Schematic drawing of a generalized hadrosaurid coracoid showing in white the preserved region displayed in D.

Fig. 4 in The early fossil record of dinosaurs in North America: A new neotheropod from the base of the Upper Triassic Dockum Group of Texas

Fig. 4. Partial left maxilla of an archosaur (TMM 41936-1.1), Otis Chalk area, Dockum Group, Late Triassic, found with and possibly referable to neotheropod Lepidus praecisio gen. et sp. nov., in lateral (A), ventral (B), and medial (C) views, arrows indicate anterior direction. D. A replacement tooth in labial view within the fourth alveolus in anterolateral view (D 2), close up (D ).

Fig. 3 in The early fossil record of dinosaurs in North America: A new neotheropod from the base of the Upper Triassic Dockum Group of Texas

Fig. 3. The referred left femur of neotheropod Lepidus praecisio gen. et sp. nov., Otis Chalk area, Dockum Group, Late Triassic (TMM 41936-1.3) in anterior (A) and posterior (B) views and the bone tissues of the femur (D) through the entire cortex on the anterolateral side (C) and the middle and outer cortex on the posterolateral side (D). Arrows indicate the direction of the external surface of the femur.

Fig. 5 in The early fossil record of dinosaurs in North America: A new neotheropod from the base of the Upper Triassic Dockum Group of Texas

Fig. 5. Phylogenetic relationships of early theropod dinosaurs recovered here highlighting the phylogenetic position of Lepidus praecisio gen. et sp. nov. with the holotype only (A), simplified strict consensus of six MPTs, TL = 1058, CI = 0.5311, RI = 0.8250) or with all of the hypothesized material (B), simplified strict consensus of 18 MPTs, TL = 1061, CI = 0.5383, RI = 0.8303). The original taxon list and relationships outside of Dinosauria and within Ornithischia are exactly the same as that of Nesbitt et al. (2009b).

Fig. 1 in The early fossil record of dinosaurs in North America: A new neotheropod from the base of the Upper Triassic Dockum Group of Texas

Fig. 1. Map of the type locality of Lepidus praecisio gen. et sp. nov. near Signal Peak, southeast of Big Spring, Texas. The dotted circle is the approximate area that holotype came from and its relationship to the famous Otis Chalk localities.

Fig. 2 in The early fossil record of dinosaurs in North America: A new neotheropod from the base of the Upper Triassic Dockum Group of Texas

Fig. 2. Comparisons of almost naturally articulated ankle complexes of neotheropods. A. Lepidus praecisio gen. et sp. nov., Otis Chalk area, Dockum Group, Late Triassic (TMM 41936-1.3). B. Camposaurus arizonensis Hunt, Lucas, Heckert, Sullivan, and Lockley, 1998, Placerias Quarry, Chinle Formation, Late Triassic UCMP 34498), reversed. C. Coelophysis bauri Cope, 1887, Coelophysis Quarry, Chinle Formation, Late Triassic (AMNH FARB 30615). D. Zupaysaurus rougieri Arcucci and Coria, 2003, Colorados Formation, Late Triassic (PULR 076), reversed. Left (A, C) and right (B, D) tibia, fibula, and astragalocalcaneum in anterior (A 1–D1), medial (A2–D2), posterior (A3–D3), lateral (A4–D4), and ventral (A5–D5) views, arrows indicate anterior direction.

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Fig. 1 in A New Genus of "Miacid" Carnivoran from the Earliest Eocene of Europe and North America

Fig. 1. "Miacid" carnivoran Gracilocyon solei sp. nov., from the earliest Eocene of the Tienen Formation, Dormaal, Belgium, in labial (A1–D1), occlusal (A2–D2), and lingual (A3, B3) views. A. IRSNB M 1325 (TS46), Rp4. B. IRSNB M 1326 (D133), Lm2. C. IRSNB M 1327 (DIII314RS, holotype), LM1. D. IRSNB M 1328 (DIII795RS), LM2. SEM micrographs.

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Fig. 2 in A New Genus of "Miacid" Carnivoran from the Earliest Eocene of Europe and North America

Fig. 2. "Miacid" carnivoran Gracilocyon winkleri (Gingerich, 1983) comb. nov., from the early Eocene of the Willwood formation, locality Sc−210 (Wa−2), Clark's Fork basin, Wyoming, USA, UM 75432 (holotype). Left dentary with p4–m2 in oblique labial (A), labial (B), occlusal (C), and lingual (D) views.

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Fig. 2 in The first giant titanosaurian sauropod from the Upper Cretaceous of North America

Fig. 2. Size comparison of Alamosaurus sanjuanensis (Gilmore, 1922) with Futalognkosaurus dukei Calvo, Porfiri, Gonzalez−Riga, and Kellner, 2007a from the Turonian, Argentina. A. A. sanjuanensis caudal vertebrae 2–4 from North Horn specimen (Gilmore 1946: pl. 8). B. A. sanjuanensis caudal vertebra (probably third or fourth) SMP VP−2104 in posterior view. C. Futalognkosaurus dukei caudal vertebra?2, MUCPv−323, in anterior view (after Calvo et al. 2007b).

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Fig. 1 in The first giant titanosaurian sauropod from the Upper Cretaceous of North America

Fig. 1. Size comparison of Alamosaurus sanjuanensis (Gilmore, 1922) with Puertasaurus reuili Novas, Salgado, Calvo, and Agnolin, 2005 from the Lower Maastrichtian, Argentina. A. Alamosaurus sanjuanensis cervical vertebra, SMP VP−1850, in posterior (A1) and right lateral (A2) views. B. Puertasaurus reuili cervical vertebra, MPM 10002, in posterior (B1) and right lateral (B2) views (after Novas et al. 2005). C. Alamosaurus sanjuanensis distal end of left femur SMP VP−1625.

Fig. 11 in Discovering high species diversity of Ophiotaenia tapeworms (Cestoda: Proteocephalidae) of watersnakes (Colubridae) in North America

Fig. 11. Maximum likelihood phylograms of cox1 data (Alignment 4; 549 nt) for selected members of the Proteocephalidae. Bootstrap support from maximum likelihood (ML) and Bayesian inference (BI) nodal support are indicated as ML/BI; values <0.90 (BI) and <70 (ML) are not shown. The scale bar indicates the expected number of substitutions per site. The newly generated sequences are highlighted in bold. Abbreviations of the U.S. states where the samples were collected: AR – Arkansas; MS – Mississippi; OK – Oklahoma. Abbreviations of biogeographical regions: NEA – Nearctic; NEO – Neotropical.

Fig. 9 in Discovering high species diversity of Ophiotaenia tapeworms (Cestoda: Proteocephalidae) of watersnakes (Colubridae) in North America

Fig. 9. Maximum likelihood phylogram based on 28S rDNA data for selected members of the Proteocephalidae. Bootstrap support from maximum likelihood (ML) and Bayesian inference (BI) nodal support are indicated as ML/BI; values <0.90 (BI) and <70 (ML) are not shown. The scale bar indicates the expected number of substitutions per site. The newly generated sequences are highlighted in bold. The hosts are indicated by silhouettes. The sequence of O. europaea obtained from a fish intermediate host is indicated by an asterisk. Abbreviations of the U.S. states where the samples were collected: AR – Arkansas; MS – Mississippi; OK – Oklahoma. Abbreviations of biogeographical regions: NEA – Nearctic; NEO – Neotropical; PAL – Palaearctic.

Fig. 8. Ophiotaenia tkachi n in Discovering high species diversity of Ophiotaenia tapeworms (Cestoda: Proteocephalidae) of watersnakes (Colubridae) in North America

Fig. 8. Ophiotaenia tkachi n. sp. from Nerodia fasciata confluens, host US 952 (MHNG-PLAT-0130134) (A, B, E, F) and N. erythrogaster, host US 1118 (G, H), and O. perspicua La Rue (1911) (C, D) from Nerodia rhombifer rhombifer (US 951), all samples from Oklahoma, USA. A, B – cross sections at the testicular and ovarian level, respectively; C, D – eggs; E–H – unripe eggs (without fully formed oncospheres), drawn in distilled water.

Fig. 10 in Discovering high species diversity of Ophiotaenia tapeworms (Cestoda: Proteocephalidae) of watersnakes (Colubridae) in North America

Fig. 10. Maximum likelihood phylograms of cox1 data (Alignment 3; 1608 nt) for selected members of the Proteocephalidae. Bootstrap support from maximum likelihood (ML) and Bayesian inference (BI) nodal support are indicated as ML/BI; values <0.90 (BI) and <70 (ML) are not shown. The scale bar indicates the expected number of substitutions per site. The newly generated sequences are highlighted in bold. Abbreviations of the U.S. states where the samples were collected: AR – Arkansas; MS – Mississippi; OK – Oklahoma. Abbreviations of biogeographical regions: NEA – Nearctic; NEO – Neotropical.

Fig. 7. Ophiotaenia tkachi n in Discovering high species diversity of Ophiotaenia tapeworms (Cestoda: Proteocephalidae) of watersnakes (Colubridae) in North America

Fig. 7. Ophiotaenia tkachi n. sp. from Nerodia fasciata confluens, host USA 21, Louisiana, USA, holotype (MHNG-PLAT-0063340). A, B – pregravid proglottids, ventral view; C, D – vaginal canal of unusual structure, ventral view (C) and en face view (D).

Fig. 5. Ophiotaenia laruei n in Discovering high species diversity of Ophiotaenia tapeworms (Cestoda: Proteocephalidae) of watersnakes (Colubridae) in North America

Fig. 5. Ophiotaenia laruei n. sp. (A, B) from Nerodia rhombifer rhombifer, Illinois, USA (USNM 1696448) and Ophiotaenia sp. (C) from Thamnophis sirtalis, Michigan, USA (USNM 1351911). A – mature proglottid of holotype, dorsal view; B, C – terminal genitalia, dorsal view.

Fig. 4 in Discovering high species diversity of Ophiotaenia tapeworms (Cestoda: Proteocephalidae) of watersnakes (Colubridae) in North America

Fig. 4. Ophiotaenia perspicua La Rue, 1911 from Nerodia rhombifer rhombifer, host US 951, Oklahoma, USA (MHNG-PLAT-0130131). A – mature proglottid, dorsal view; B – pregravid proglottid, ventral view; C, D – cross sections of at the testicular and ovarian level, respectively; E – terminal genitalia (cirrus sac and terminal part of the vagina), dorsal view.

Fig. 2 in Discovering high species diversity of Ophiotaenia tapeworms (Cestoda: Proteocephalidae) of watersnakes (Colubridae) in North America

Fig. 2. Scolices of Ophiotaenia perspicua La Rue, 1911 (A–C) and O. laruei n. sp. (D–F) from Nerodia rhombifer, Illinois, USA (USNM 1351794); note larger size of scolices and almost triangular suckers in O. laruei n. sp. (D, E – holotype of O. laruei; USNM 1696448).

Fig. 1 in Discovering high species diversity of Ophiotaenia tapeworms (Cestoda: Proteocephalidae) of watersnakes (Colubridae) in North America

Fig. 1. Ophiotaenia perspicua La Rue, 1911 (USNM 1351794) (A) and O. laruei n. sp. (B) from Nerodia rhombifer, Illinois, USA (USNM 1696448), Ophiotaenia sp. (C) from Thamnophis sirtalis, Michigan, USA (USNM 1351911), and O. perspicua (D) from N. rhombifer and N. fasciata, Illinois, Alabama, Texas and Louisiana, USA. A–C – unmounted specimens from vials; D – mounted specimens; note erroneous labelling of the holotype of O. perspicua (USNM 1348631; dotted) as Proteocephalus variabilis Brooks, 1978.

Fig. 6 in Discovering high species diversity of Ophiotaenia tapeworms (Cestoda: Proteocephalidae) of watersnakes (Colubridae) in North America

Fig. 6. Ophiotaenia spp. from watersnakes (Colubridae) in North America. A–C – early pregravid proglottid, gravid proglottid and terminal genitalia of Ophiotaenia currani n. sp. from Nerodia fasciata confluens (USA 22), Mississippi, USA (MHNG-PLAT-0063341), ventral view; D, E – terminal genitalia of O. tkachi n. sp. from N. fasciata confluens (US 952), Oklahoma, USA, and holotype of O. variabilis (Brooks, 1978) species inquirenda from N. rhombifer, Louisiana, USA (USNM 1369891), dorsal view.