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Fig. 4. Neusibatrachus wilferti Seiffert, 1972 in A review of Neusibatrachus wilferti, an Early Cretaceous frog from the Montsec Range, northeastern Spain

Fig. 4. Neusibatrachus wilferti Seiffert, 1972 from the upper Berriasian– lower Valanginian of Santa Maria de Meià, Spain, holotype (FUB 33A). A. Close−up of the left scapula, ventral aspect. B. Right scapula of the same (reversed). White arrows indicate the position of the tiny medial notch.

Fig. 6 in A review of Neusibatrachus wilferti, an Early Cretaceous frog from the Montsec Range, northeastern Spain

Fig. 6. Palaeobatrachus diluvianus (Goldfuss, 1831), KU 124939 from the upper Oligocene of Bechlejovice, Czech Republic, latex cast of the ventral aspect. Note the processes on the prootics, the ventrally grooved centra, and the protruding hypochord.

Fig. 3. A, B. Neusibatrachus wilferti Seiffert, 1972 in A review of Neusibatrachus wilferti, an Early Cretaceous frog from the Montsec Range, northeastern Spain

Fig. 3. A, B. Neusibatrachus wilferti Seiffert, 1972, holotype (FUB 33A) from the upper Berriasian–lower Valanginian of Santa Maria de Meià, Spain, details in ventral view. A. Cranial and anterior postcranial regions, a photograph (A1) and interpretive drawing (A2). B. Vertebral column, a photograph (B1) and interpretive drawing (B2). C. Rana iberica Boulenger, 1879, cleared and stained wild−caught postmetamorphic froglet (MNCN 15009), posterior presacrals and sacrum in ventral view.

Fig. 2. Neusibatrachus wilferti Seiffert, 1972 in A review of Neusibatrachus wilferti, an Early Cretaceous frog from the Montsec Range, northeastern Spain

Fig. 2. Neusibatrachus wilferti Seiffert, 1972 from the upper Berriasian– lower Valanginian of Santa Maria de Meià, Spain. Partial restoration of the skeleton in dorsal aspect.

Fig. 3. Kielantherium gobiense Dashzeveg, 1975. PIN 3101 in Kielantherium, a basal tribosphenic mammal from the Early Cretaceous of Mongolia, with new data on the aegialodontian dentition

Fig. 3. Kielantherium gobiense Dashzeveg, 1975. PIN 3101/32, right dentary fragment with m1–2 and alveoli for the ultimate premolar, and m3. Original unpublished drawing by Konstantin P. Meshkov of the specimen from the PIN archive before damage. Höövör, Mongolia; Early Cretaceous. This drawing should be considered with caution as the tooth proportions are not always exact, particularly wrong is depicting of the m1 talonid in lingual view (C), showed as a part of the m2 crown. In occlusal (A), labial (B), and lingual (C) views.

Fig. 2. Tribosphenic mammal Kielantherium gobiense Dashzeveg, 1975. PIN 3101 in Kielantherium, a basal tribosphenic mammal from the Early Cretaceous of Mongolia, with new data on the aegialodontian dentition

Fig. 2. Tribosphenic mammal Kielantherium gobiense Dashzeveg, 1975. PIN 3101/32, right dentary fragment with m1 as now preserved. Höövör, Mongolia; Early Cretaceous. SEM micrographs. In occlusal (A, stereopair), lingual (B), anterior (C), posterior (D), and labial (E) views.

Fig. 1. Tribosphenic mammal Kielantherium gobiense Dashzeveg, 1975. PIN 3101 in Kielantherium, a basal tribosphenic mammal from the Early Cretaceous of Mongolia, with new data on the aegialodontian dentition

Fig. 1. Tribosphenic mammal Kielantherium gobiense Dashzeveg, 1975. PIN 3101/110, right upper molar, possibly M2. Höövör, Mongolia; Early Cretaceous. SEM micrographs. In occlusal view (A, stereopair); explanatory drawing of occlusal view (B), posterior (C), labial (D), and lingual (E) views.

Figure 4 in Presence of the Jehol Biota turtle Ordosemys liaoxiensis in the Early Cretaceous Hengtongshan Formation of southern Jilin Province, China

Figure 4. Ordosemys liaoxiensis (XL-008; in dorsal view) from the Early Cretaceous Hengtongshan Formation of Shuanghe Village, Xingling Town, Meihekou City, Jilin Province, northeastern China. Abbreviations: 6, neural plate 6; c1–c8, costal plates 1–8; cf, central plastral fenestra; cs, cervical scale; cv, cervical vertebrae; hu, humerus; hyo, hyoplastron; hyp, hypoplastron; lf, lateral plastral fenestra; pe, peripheral plates; ul, ulna.

Figure 2 in Presence of the Jehol Biota turtle Ordosemys liaoxiensis in the Early Cretaceous Hengtongshan Formation of southern Jilin Province, China

Figure 2. Ordosemys liaoxiensis (XL-009; most in visceral view) from the Early Cretaceous Hengtongshan Formation of Shuanghe Village, Xingling Town, Meihekou City, Jilin Province, northeastern China. (a, b) Carapace before preparation; (c, d) plastron and appendicular elements after preparation. Abbreviations: 1–2, neural plates 1–2; c1–c6, costal plates 1–6; cf, central plastral fenestra; co, coracoid; d2–d6, dorsal vertebrae 2–6; fe, femur; fi, fibula; hyo, hyoplastron; hyp, hypoplastron; is, ischium; lf, lateral plastral fenestra; pe, peripheral plate; pf, posterior medial plastral fenestra; pu, pubis; ti, tibia; v1–v2, vertebral scales 1–2; xi, xiphiplastron.

Figure 1 in Presence of the Jehol Biota turtle Ordosemys liaoxiensis in the Early Cretaceous Hengtongshan Formation of southern Jilin Province, China

Figure 1. (a) Fossil locality (asterisk; 42◦ 24Į 54.52ĮĮ N, 125◦51Į 02.21ĮĮ E) of Ordosemys liaoxiensis from the Early Cretaceous Hengtongshan Formation of Shuanghe Village, Xingling Town, Meihekou City, Jilin Province, northeastern China. (b) Outcrop of the fossil site showing five fossil-bearing layers; the turtle specimens described in this study are from the lower layer.

Figure 3 in Presence of the Jehol Biota turtle Ordosemys liaoxiensis in the Early Cretaceous Hengtongshan Formation of southern Jilin Province, China

Figure 3. Ordosemys liaoxiensis (XL-007; in dorsal view) from the Early Cretaceous Hengtongshan Formation of Shuanghe Village, Xingling Town, Meihekou City, Jilin Province, northeastern China. Abbreviations: 3–4, neural plates 3–4; c2–c8, costal plates 2–8; ib, inguinal buttress of the hypoplastron; p4–p9, peripheral plates 4–9; v3, vertebral scale 3.

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Table 1 in First Cretaceous teleostean otolith assemblage (Arkadelphia Formation, upper Maastrichtian) from Arkansas, USA, early Gadiformes, and the Western Interior Seaway

Table 1. Taxa from the Arkadelphia Formation (Cabot locality, Arkansas, USA) with number of specimens, percentage of total, and occurrences in the Cretaceous and Paleocene of North America. Letters in third and fourth columns refer to the following references: A =Stringer et al. (2020); B = Schwarzhans and Stringer (2020a); C = Schwarzhans et al. (2018b); D = Hoganson et al. (2019); E =Stringer et al. (2018); F = Schwarzhans (1985); G = Frizzell (1965a). References are not inclusive but provide evidence of the range of the species in North America. Order=FORMES, Family=idae<table><tbody><tr><th>Taxa</th><th>No. of specimens</th><th>% of total</th><th>Known N. Am Cretaceous</th><th>Known N. Am Paleocene</th></tr><tr><th>ELOPIFORMES Elopidae</th></tr></tbody><tbody><tr><th>Elops sp.</th><td>1</td><td>0.05</td><td>C</td><td>F</td></tr><tr><th>ALBULIFORMES</th></tr><tr><th>Albulidae</th></tr><tr><th>Albuliformes indeterminate</th><td>4</td><td>0.19</td><td>E</td><td>B</td></tr><tr><th>Elopothrissus sp.</th><td>1</td><td>0.05</td><td>A</td><td>B</td></tr><tr><th>ORDER INDETERMINATE Family indeterminate</th></tr><tr><th>Genartina sp.</th><td>1</td><td>0.05</td><td>B</td><td>B</td></tr><tr><th>Osmeroididae</th></tr><tr><th>Osmeroides sp.</th><td>3</td><td>0.14</td><td>A</td><td>G</td></tr><tr><th>ANGUILLIFORMES</th></tr><tr><th>Anguillidae</th></tr><tr><th>Anguilla? chickasawae</th><td>6</td><td>0.28</td><td>A</td><td>B</td></tr><tr><th>Ophichthidae</th></tr><tr><th>Echiophis aff. E. semisphaeroides</th><td>11</td><td>0.52</td><td>B</td><td>B</td></tr><tr><th>Family Indeterminate</th></tr><tr><th>Muraenanguilla? sp.</th><td>2</td><td>0.09</td><td>A</td><td>B</td></tr><tr><th>OSTEOGLOSSIFORMES</th></tr><tr><th>Family indeterminate</th></tr><tr><th>Kokenichthys navis</th><td>2</td><td>0.09</td><td>A</td><td>No</td></tr><tr><th>CLUPEIFORMES</th></tr><tr><th>Family indeterminate</th></tr><tr><th>Clupeiform? indeterminate</th><td>1</td><td>0.05</td><td>—</td><td>—</td></tr><tr><th>SILURIFORMES</th></tr><tr><th>Ariidae</th></tr><tr><th>Arius? subtilis</th><td>1</td><td>0.05</td><td>A</td><td>B</td></tr><tr><th>Family indeterminate</th></tr><tr><th>Vorhisia vulpes</th><td>1,537</td><td>72.88</td><td>A</td><td>No</td></tr><tr><th>AULOPIFORMES</th></tr><tr><th>Ichthyotringidae</th></tr><tr><th>Apateodus crenellatus?</th><td>3</td><td>0.14</td><td>A</td><td>No</td></tr><tr><th>GADIFORMES</th></tr><tr><th>Merlucciidae</th></tr><tr><th>Palaeogadus? belli sp. nov.</th><td>148</td><td>7.02</td><td>No</td><td>No</td></tr><tr><th>Palaeogadus cf. P. weltoni</th><td>1</td><td>0.05</td><td>B</td><td>No</td></tr><tr><th>GADIFORMES</th></tr><tr><th>Family indeterminate</th></tr><tr><th>Gadiformes indeterminate</th><td>11</td><td>0.52</td><td>—</td><td>—</td></tr><tr><th>HOLOCENTRIFORMES</th></tr><tr><th>Family indeterminate</th></tr><tr><th>Tippaha mythica</th><td>8</td><td>0.38</td><td>A</td><td>No</td></tr><tr><th>BERYCIFORMES</th></tr><tr><th>Family indeterminate</th></tr><tr><th>Eutawichthys maastrichtiensis</th><td>21</td><td>1.00</td><td>A</td><td>No</td></tr><tr><th>Eutawichthys zideki</th><td>287</td><td>13.61</td><td>A</td><td>No</td></tr><tr><th>Eutawichthys cf. E. stringeri</th><td>48</td><td>2.28</td><td>C</td><td>No</td></tr><tr><th>OPHIDIIFORMES</th></tr><tr><th>Ophidiidae</th></tr><tr><th>Ampheristus cf. A. americanus</th><td>6</td><td>0.28</td><td>B</td><td>B</td></tr><tr><th>Bythitidae</th></tr><tr><th>Protobythites brzobohatyi</th><td>4</td><td>0.19</td><td>B</td><td>No</td></tr><tr><th>ORDER UNKNOWN</th></tr><tr><th>Family unknown</th></tr><tr><th>Lapillus type 1</th><td>1</td><td>0.05</td><td>A</td><td>No</td></tr><tr><th>Family unknown</th></tr><tr><th>Unknown sagitta</th><td>1</td><td>0.05</td><td>n/a</td><td>n/a</td></tr><tr><th>Total</th><td>2,109</td><td>~100</td><td></td><td></td></tr></tbody></table>

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Table 3 in First Cretaceous teleostean otolith assemblage (Arkadelphia Formation, upper Maastrichtian) from Arkansas, USA, early Gadiformes, and the Western Interior Seaway

Table 3. Percentage similarity measurements for the otolith assemblages from the Arkadelphia Formation (Cabot locality, Arkansas, USA), Fox Hills Formation (NDGS 5597, North Dakota, USA), Kemp Clay (South Sulphur River locality, Texas, USA), Ripley Formation (Blue Springs locality, Mississippi, USA, and Severn Formation (five sites, Maryland, USA). Data for calculations were obtained from this study (Table 1) for the Arkadelphia Formation (Cabot locality), from Hoganson et al. (2019) for the Fox Hills Formation (NDGS 5597 locality), from Schwarzhans and Stringer (2020a) for the Kemp Clay (South Sulphur River locality), from Stringer et al. (2020, table 2) for the Ripley Formation (Blue Springs locality; bulk samples only), and from Stringer and Schwarzhans (2021; table 3) for the Severn Formation (four sites).<table><tbody><tr><th>Localities compared</th><th>Percent similarity</th></tr></tbody><tbody><tr><th>Arkadelphia Formation (Cabot locality, Arkansas) and Fox Hills Formation (NDGS 5597, North Dakota)</th><td>30.32%</td></tr><tr><th>Arkadelphia Formation (Cabot locality, Arkansas) and Kemp Clay (South Sulphur River locality Texas)</th><td>35.73 %</td></tr><tr><th>Arkadelphia Formation (Cabot locality, Arkansas) and Ripley Formation (Blue Springs locality, Mississippi)</th><td>5.46%</td></tr><tr><th>Arkadelphia Formation (Cabot locality, Arkansas) and Severn Formation (four sites in Maryland)</th><td>57.68%</td></tr><tr><th>Kemp Clay (South Sulphur River locality, Texas) and Ripley Formation (Blue Springs locality, Mississippi)</th><td>3.33%</td></tr></tbody></table>

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Supplementary material_Paleoenvironment of the Cerro Negro Formation (Aptian, Early Cretaceous) of Snow Island, Antarctic Peninsula

Supplementary material of the article entitled "Paleoenvironment of the Cerro Negro Formation (Aptian, Early Cretaceous)  of Snow Island, Antarctic Peninsula", submitted to Anais da Academia Brasileira de Ciências

FIG. 2 in Review of the Early Cretaceous erymid lobsters (Crustacea: Decapoda) from the Western Tethys

FIG. 2. — Geographical location of French Early Cretaceous erymids with the northern boundary of the South-East Basin during the Lower Aptian (modified after Masse et al. 1993).

FIG. 10 in Review of the Early Cretaceous erymid lobsters (Crustacea: Decapoda) from the Western Tethys

FIG. 10. — Type material of Tethysastacus n. gen.: A, B; holotype MNHN.F.J03351 of Tethysastacus tithonius (Van Straelen, 1936) n. comb. from the Valanginian of Laciterne-Boisset near Moulès-et-Baucels, France: almost complete right side of carapace and cephalic region of left side of carapace (A), detail of cephalic region showing the wide post-orbital area (B), line drawing of carapace (C) close-up of cephalic region (D). Abbreviations: b, antennal groove; b1, hepatic groove; c, postcervical groove; cam, carina of anterior margin; e1e, cervical groove; i, inferior groove; ip, intercalated plate; PoA, post-orbital area; Sag, S-shaped anterior groove. Photographs: L. Cazes. Line drawings: J. Devillez. Scale bars: 5 mm.

FIG. 7 in Review of the Early Cretaceous erymid lobsters (Crustacea: Decapoda) from the Western Tethys

FIG. 7. — Palaeastacus sussexiensis (Mantell, 1824) from the United Kingdom (A-E) and Palaeastacus loryi (Van Straelen, 1923) n. comb. from France (F, G): A, syntype SM B8892 of Enoploclytia imagei M'Coy, 1849 from the Cenomanian of Maidstone: part of carapace with right P1 chelae; B, C, lectotype NHMUK 41938 of Hoploparia scabra Bell, 1863 from the Albian of Folkestone: right lateral view (B) and line drawing (C); D, E, syntype SM B22448 (Carter coll.) of Phlyctisoma granulatum Bell, 1863 from the Albian of Cambridge: right lateral view (D) and line drawing (E); F, G, holotype (probably lost) of Palaeastacus loryi from the Valanginian of Malleval: original figure of carapace by Van Straelen (1936: pl. 1, fig. 6) (C) and line drawing (D). Abbreviations: a, branchiocardiac groove; b, antennal groove; b1, hepatic groove; c, postcervical groove; d, gastro-orbital groove; e1e, cervical groove; i, inferior groove; ω, attachment site of mandibular muscle. Photographs and line drawings: J. Devillez. Scale bars: A, 20 mm, B-G, 10 mm.

FIG. 1 in Review of the Early Cretaceous erymid lobsters (Crustacea: Decapoda) from the Western Tethys

FIG. 1. — Line drawings of carapaces and P1 chelae of Early Cretaceous erymid lobsters from Western Europe: A-C, Eryma Meyer, 1840: carapace (A), P1 chela form I (B), P1 chela form II (C); D-F, Stenodactylina Beurlen, 1928: carapace (D), P1 chela form I (E), P1 chela form II (F); G-H, Palaeastacus Bell, 1850: carapace (G), P1 chela (H); I-J, Enoploclytia M'Coy, 1849: carapace (I), P1 chela (J); K-L, Pustulina Quenstedt, 1857: carapace (K), P1 chela (L); M, Tethysastacus n. gen.: carapace. Abbreviations: a, branchiocardiac groove; b, antennal groove; b1, hepatic groove; c, postcervical groove; cd, cardiac groove; d, gastro-orbital groove; e1e, cervical groove; i, inferior groove; ip, intercalated plate; PoA, post-orbital area; ω, attachment site of mandibular muscle; χ, attachment site of adductor testis muscle. Line drawings: J. Devillez and S. Charbonnier.

FIG. 4 in Review of the Early Cretaceous erymid lobsters (Crustacea: Decapoda) from the Western Tethys

FIG. 4. — Species of Eryma Meyer,1840 from Western Europe.A-D, holotype MNHN.F.A57457 (Clément coll.) of Eryma vocontii n. sp. from the Albian of Rosans,France: right lateral view (A), line drawing (B), left lateral (C) and dorsal (D) views; E-F, paratype MNHN.F.A57458 (Clément coll.) of Eryma vocontii n. sp.: dorsal view of right P1 chela (E) and line drawing (F); G, H, cast of the holotype MNHN.F.R10204 of Eryma glaessneri (Van Straelen, 1936) from the Hauterivian of Escragnolles, France: left lateral view (G) and line drawing (H); I-L, neotype herein designated SM B11437 of Eryma sulcatum Harbort, 1905 from the Hauterivian of Speeton, United Kingdom: left lateral view (I), dorsal view (K) and line drawings (J, L). Abbreviations: a, branchiocardiac groove; b, antennal groove; b1, hepatic groove; c, postcervical groove; d, gastro-orbital groove; e1e, cervical groove; i, inferior groove; ip, intercalated plate; PoA, post-orbital area; ω, attachment site of mandibular muscle; χ, attachment site of adductor testis muscle. Photographs: L. Cazes (A-D, G), J. Devillez (I, K). Line drawings: J. Devillez. Scale bars: A-F, 5 mm; G-L, 10 mm

FIG. 6 in Review of the Early Cretaceous erymid lobsters (Crustacea: Decapoda) from the Western Tethys

FIG. 6. — Palaeastacus sussexiensis (Mantell, 1824) from the Cretaceous of the United Kingdom: A, B, lectotype herein designated (NHMUK 5601, Mantell coll.) from the Cenomanian of Sussex: right side of carapace with parts of pereiopods (A) and line drawing of carapace (B); C, D, paralectotype NHMUK 5624 (Mantell coll.) from the Late Cretaceous of Southerham: dorsal view of left P1 chela (C) and line drawing (D); E, syntype SM B8885 of Enoploclytia brevimana M'Coy, 1849 from the Cenomanian of Cherryhinton: dorsal view of left P1 chela; F, lectotype BM 007750 (Willet coll.) of Palaeastacus dixoni Bell, 1850 from the Cenomanian of Glynde: dorsal view. Abbreviations, a, branchiocardiac groove; b, antennal groove; b1, hepatic groove; c, postcervical groove; d, gastro-orbital groove; e1e, cervical groove; i, inferior groove. Photographs and line drawings: J. Devillez. Scale bars: A-E, 10 mm, F, 20 mm.