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Figure 11 - Acuclavella quattuor. Male AMNH....
FIGURE 5. Female genitalia (AMNH _ PBI 00113263)....
FIGURE 4. Distinct plumages of Agelasticus c. cyanopus. Left row, from left to right, males in defin...
FIGURE 3. Male genitalia (AMNH _ PBI 00113258)....
FIGURE 1. Neotype of Diomedea exulans Linnaeus, AMNH 526787, lateral view. Image: C. Chesek, AMNH....
FIGURE 4. Eugnathichthys virgatus, new species (paratypes): (A) AMNH 246319, Lengoué River, (B) AMN...
FIGURE 2. Species of the nominal alestid genera Alestopetersius and Duboisialestes: (A) Alestopeters...
Figure 8 - Anterior view of the holotype of Gopherus evgoodei, AMNH R64160....
Figure 9 - Posterior view of the holotype of Gopherus evgoodei, AMNH R64160....
FIGURES 1 – 11. Vesica: 1 — Anonychiella brevicornis (Reuter, 1879) (AMNH _ PBI 00337486); 2 —...
FIGURE 5. Micralestes schelly sp. nov. A) AMNH 239518, paratype, female, 44.5 mm SL, B) AMNH 240662,...
FIGURE 6. Anterior vertebrae and associated structures in (A) Alestopetersius conspectus, new specie...
FIGURE 12. Males of 'Aphyosemion' cryptum, holotype (AMNH 263407) indicated by the letter H, syntopi...
FIGURE 15. Eupithecia penumbrata female holotype and pin labels (AMNH)....
FIGURE 2. Details of the plumage color pattern of Pipraeidea melanonota and " Thraupis " bonariensis...
FIGURE 15. Eupithecia penumbrata female holotype and pin labels (AMNH)....
FIGURE 16. Eupithecia classicata male holotype and pin labels (AMNH)....
FIGURE 5. Variation in supraneural morphology for (A) Ptychochromis ernestmagnusi (AMNH 249489, para...
FIGURE 5. Phrynocephalus euptilopus, Pakistan, AMNH 7227 syntype. Photographer unknown....
Figure 10 - Left lateral view of the holotype of Gopherus evgoodei, AMNH R64160....
FIGURE 9. 'Aphyosemion'cyanoflavum, male, 39.5 mm SL, holotype, AMNH 263407....
FIGURE 4. Clinal pattern of color variation (especially on yellowish / grayish tones) observed in Br...
Figure 12 - Detail of head scales of the holotype of Gopherus evgoodei, AMNH R64160...
FIGURE 6. Bedotia leucopteron sp. nov., holotype, AMNH 231236....
FIGURE 1. Ventral (left panel) and dorsal (right panel) view of variation in the male plumage of all...
Figure 13 - Detail of the tail of the holotype of Gopherus evgoodei, AMNH R64160....
Figure 11 - Right lateral view of the holotype of Gopherus evgoodei, AMNH R64160....
FIGURE 16. Eupithecia classicata male holotype and pin labels (AMNH)....
FIGURE 6. 'Aphyosemion'cyanoflavum, male, 27.8 mm SL, holotype, AMNH 263406....
FIGURE 1. Dorsal habitus photograph of male Nesidiorchestes hawaiiensis. A. Lectotype (AMNH _ PBI 00...
FIGURE 6. Lateral view of two males of Phareicranaus calcariferus. A, attributed to Santinezia serra...
Figure 13 - Rhinella alata from Panama showing variation in dorsal and ventral coloration of preserv...
FIG. 14. Rhopalurusinae Bücherl, 1971, carapace, dorsal aspect. A. Heteroctenus abudi (Armas and Ma...
FIG. 29. Heteroctenus Pocock, 1893, metasoma and telson, ventral aspect. A. H. abudi (Armas and Marc...
FIG. 30. Heteroctenus Pocock, 1893, metasoma and telson, lateral aspect. A. H. abudi (Armas and Marc...
FIGURE 3. Color variation in the Long-tailed Reed Finch Donacospiza albifrons due to age and feather...
FIGURE 1. Micralestes of the lower Congo River. A) Micralestes acutidens, AMNH 238378, female, 51.1 ...
FIG. 28. Heteroctenus Pocock, 1893, metasoma and telson, dorsal aspect. A. H. abudi (Armas and Marca...
FIG. 22. Rhopalurusinae Bücherl, 1971, telson, ventral aspect. A. Heteroctenus abudi (Armas and Mar...
FIG. 35. Heteroctenus princeps (Karsch, 1879), comb. nov., habitus, dorsal (A, C) and ventral (B, D)...
FIG. 60. Rhopalurus ochoai, sp. nov., habitus, dorsal (A, C) and ventral (B, D) aspects. A, B. Holot...
Figure 4 - Cratotabanus newjerseyensis Grimaldi, sp. n. (Tabanidae) in Turonian amber from New Jerse...
FIGURE 4. Dorsal pelage coloration pattern in Saguinus midas group: A— S. midas (AMNH 14845), B—...
FIGURE 5. Ventral, lateral and dorsal view on the plumage similarity between Pipraeidea melanonota (...
FIG. 34. Heteroctenus junceus (Herbst, 1800), habitus, dorsal (A, C) and ventral (B, D) aspects. A, ...
FIG. 59. Rhopalurus laticauda Thorell, 1876, Puerto Colombia, Venezuela, habitus, dorsal (A, C) and ...
FIGURE 12. Leptolalax kalonensis sp. nov. in life (A) male holotype IEBR A.2014.15, (B) male paratyp...
FIG. 31. Heteroctenus abudi (Armas and Marcano Fondeur, 1987), comb. nov., habitus, dorsal (A, C) an...
FIGURE 5. Pectoral fin and girdle (lateral view): (A) Eugnathichthys virgatus, AMNH 253476, 94.8 mm ...
FIGURE 7. Chromatic variation exhibited by females of Tachyphonus cristatus madeirae collected in th...
FIG. 26. Heteroctenus Pocock, 1893, pedipalp chela, retrolateral aspect. A. H. abudi (Armas and Marc...
FIG. 32. Heteroctenus bonettii (Armas, 1999), comb. nov., habitus, dorsal (A, C) and ventral (B, D) ...
Plate I Albertosaunis libialiis, AMNH 5664. The femur is 700 mm long (Matthew and Brown 1923: 10). P...
FIGURE 2. Chimeromyia burmitica, n. sp., in Burmese amber. A. Wing of paratype, AMNH Bu- 170. B. Lef...
FIGURE 8. Ventral coloration of Colostethus ucumari new species in life. (A) Adult male AMNH 104369 ...
Figures 196-198 - Avicularia merianae sp. n., spermathecae varia...
FIGURE 3. Chimeromyia burmitica, n. sp. A. Head, paratype AMNH Bu 504, oblique dorsal view. Slightly...
FIG. 25. Heteroctenus Pocock, 1893, pedipalp chela, retrolateral aspect. A. H. abudi (Armas and Marc...
FIG. 58. Rhopalurus laticauda Thorell, 1876, Laguna Canaima, Venezuela, habitus, dorsal (A, C) and v...
FIGURE 3. Secutor mazavasaoka, new species, holotype, AMNH 251200, 77.4 mm SL, Madagascar....
FIGURE 3. Ptychochromoides itasy, paratype, AMNH 233643, immature male, 106.3 mm SL; Madagascar....
FIG. 47. Jaguajir rochae (Borelli, 1910), comb. nov., habitus, dorsal (A, C) and ventral (B, D) aspe...
FIGURE 2. Parapercis maramara, new species, Masoala Peninsula, northeastern Madagascar. A. Holotype,...
Figure 8 - Left: Ventral view of typical specimens of the Central American morphotypes 2 (AMNH 10326...
FIGURE 8. Holotypes of A. Sphenomorphus florensis nitidus Dunn 1927 (AMNH 32068; SVL = 72 mm) and B....
FIGURE 7. Radiograph of Ptychochromis mainty, AMNH 241978, paratype, showing gastropod shells in the...
FIGURE 2. Dorsal, lateral, and ventral views of the skin of the holotype of Oligoryzomys utiaritensi...
FIGURE 5. Eupithecia miamata males (AMNH). a, b, with same data; c, pin labels for adult in a....
FIGURE 5. Eupithecia miamata males (AMNH). a, b, with same data; c, pin labels for adult in a....
FIGURE 3. Ptychochromoides itasy, paratype, AMNH 233643, immature male, 106.3 mm SL; Madagascar....
FIGURE 1. Skull of Eotitanops borealis (AMNH 14887, Osborn's " neotype ") in A, ventral, and B, late...
FIG. 16. Rhopalurusinae Bücherl, 1971, carapace, dorsal aspect. A. Physoctonus debilis (C. L. Koch,...
FIGURE 5. The Palau Bockadam, Cerberus dunsoni AMNH 116020. Note the rounded scales and the parietal...
Figure 9 - Hilarimorphites burmanica Grimaldi & Cumming, sp. n. (Apystomyiiidae) in Burmese ambe...
Figure 6 - Dorsal view of the holotype of Gopherus evgoodei, AMNH R64160. Scale bar 50 ...
FIGURE 2. Sensory papillae and head pore pattern of M. urraca holotype AMNH 255033. Illustrations by...
FIGURE 6. Branchial apparatus (dorsal view) fifth ceratobranchial elements shaded grey, gill rakers ...
Figure 7 - Ventral view of the holotype of Gopherus evgoodei, AMNH R64160. Scale ba...
Fig. 8. Spermathecae, dorsal view (except D, ventral), cleared. A. Loxosceles surca Gertsch, 1967, ...
FIGURE 3. Eugnathichthys virgatus, new species (holotype, AMNH 241648): (A) preserved, (B) immediate...
FIGURE 14. Dendrophidion clarkii, the southernmost record from southwestern Ecuador (AMNH 22096, 269...
FIGURE 3. Dorsal, ventral, and lateral views of the skull of the holotype of Oligoryzomys utiaritens...
FIGURE 5. Paretroplus loisellei, new species, holotype, AMNH 251631, 142.8 mm SL, Mahanara River, no...
FIGURE 4. Lateral (upper left), frontal (upper right) and dorsal views of the bill of Sporophila m. ...
FIG. 18. Rhopalurusinae Bücherl, 1971, sternum, pectines and sternite III, ventral aspect. A. Heter...
FIG. 52. Rhopalurus Thorell, 1876, pedipalp chela, retrolateral aspect. A. R. caribensis Teruel and ...
FIGURE 7. Head of 'Aphyosemion' cyanoflavum, male, 25.5 mm SL, paratype, AMNH 262589, lateral view....
FIGURE 8. Sensory papillae and head canal pores of Gobiosoma alfiei, AMNH 258024....
Figure 14 - Ventral surface of the right rear foot of the holotype of Gopherus evgo...
FIGURE 2. Holotype male (AMNH 168757 / IEBR A. 0860) of Theloderma lateriticum sp. nov....
FIGURE 11. 'Aphyosemion' mandoroense, female, 37.5 mm SL, paratype, AMNH 262590....
FIGURE 13. 'Aphyosemion' cryptum, male, 34.6 mm SL, paratype, AMNH 262593....
FIG. 56. Rhopalurus Thorell, 1876, metasoma and telson, lateral aspect. A. R. caribensis Teruel and ...
FIGURE 3. Illustration of paratype of Heliotrygon gomesi, n. sp., in dorsal view (based on AMNH 1049...
FIGURE 7. Illustration of Heliotrygon gomesi, n. sp., in dorsal view (based on AMNH 58402; see Figur...
FIG. 54. Rhopalurus Thorell, 1876, metasoma and telson, dorsal aspect. A. R. caribensis Teruel and R...
FIG. 20. Rhopalurusinae Bücherl, 1971, sternum, pectines and sternite III, ventral aspect. A. Physo...
FIGURE 1. Zalmoxis Sørensen, 1886, (a) Zalmoxis cardwellensis Forster, 1955, male paratype (AMNH); ...
FIGURE 28. Everted hemipenis of Dendrophidion clarkii in sulcate and asulcate views (AMNH 109719, Ca...
FIG. 55. Rhopalurus Thorell, 1876, metasoma and telson, ventral aspect. A. R. caribensis Teruel and ...