<documentID-CLB-Dataset="269604"ID-DOI="http://dx.doi.org/10.3897/vz.73.e101372"ID-GBIF-Dataset="e5fee896-cf8b-412f-a286-2bd90981a414"ID-Pensoft-Pub="2625-8498-73-717"ID-Pensoft-UUID="318B657A15AB5708B3C35FC1A82B4945"ID-ZooBank="8F3D5EDA2F184E5CA53E2F7741FF1339"ModsDocID="2625-8498-73-717"checkinTime="1695893367890"checkinUser="pensoft"docAuthor="Szyndlar, Zbigniew & Georgalis, Georgios L."docDate="2023"docId="3B921BA510F1F4E113318B2802903585"docLanguage="en"docName="VertZool 73: 717-886"docOrigin="Vertebrate Zoology 73"docPubDate="2023-09-27"docSource="http://dx.doi.org/10.3897/vz.73.e101372"docTitle="Epicrates Wagler 1830"docType="treatment"docVersion="4"id="318B657A15AB5708B3C35FC1A82B4945"lastPageNumber="717"masterDocId="318B657A15AB5708B3C35FC1A82B4945"masterDocTitle="An illustrated atlas of the vertebral morphology of extant non-caenophidian snakes, with special emphasis on the cloacal and caudal portions of the column"masterLastPageNumber="886"masterPageNumber="717"pageNumber="717"updateTime="1732872861233"updateUser="ExternalLinkService">
<mods:titleid="2E8A4B32D98D5D547821A904C7CD5648">An illustrated atlas of the vertebral morphology of extant non-caenophidian snakes, with special emphasis on the cloacal and caudal portions of the column</mods:title>
<mods:affiliationid="204D0D3E7BE3A6F80449E7849007BAAF">Institute of Systematics and Evolution of Animals, Polish Academy of Sciences, Slawkowska 17, 31 - 016 Krakow, Poland</mods:affiliation>
<mods:affiliationid="6CFF71B0349424D53ACADFD04EF62A8F">Institute of Systematics and Evolution of Animals, Polish Academy of Sciences, Slawkowska 17, 31 - 016 Krakow, Poland</mods:affiliation>
Centrum much shorter than wide; cotyle and condyle orbicular; neural arch moderately vaulted; posterior median notch of the neural arch deep (but not as deep as in
); neural spine distinctly taller than long in lateral view and rather thick in dorsal view, occasionally with a distinct bifurcation in its anterior and/or posterior edges; prezygapophyseal accessory processes vestigial; hypapophyses disappearing between around the 50th and 60th vertebrae; haemal keel well developed, ridge-like; subcentral grooves deep; paracotylar foramina absent.
. The last trunk vertebrae possess a moderately developed hypapophysis; the cloacal vertebrae are provided with a prominent haemal keel produced caudally into a distinct spur. Paired haemapophyses first appear on the second caudal vertebra (two specimens examined) or the first caudal vertebra (one specimen examined), or the haemapophyses even appear on the last cloacal vertebra (two specimens examined).
<taxonomicNameid="2841848B6D89719E9D30D121E6F7F3EF"authorityName="Abalos, Baez & Nader"authorityYear="1964"family="Boidae"genus="Epicrates"kingdom="Animalia"lsidName="Epicrates alvarezi"order="Squamata"pageId="0"pageNumber="717"rank="species"species="alvarezi">
Abalos, Baez & Nader, 1964: 249 trunk vertebrae plus 5 cloacal vertebrae plus 49 caudal vertebrae (
<bibRefCitationid="85D3E021829E90ABCA0295E860E5E97C"author="Machado-Filho, PR"journalOrPublisher="PhD Thesis, Universidade Estadual Paulista, Sao Paulo"pageId="0"pageNumber="717"refId="B360"refString="Machado-Filho, PR, 2020. Descricao e comparacao do esqueleto axial da Damilia Boidae (Serpentes, Alethinophidia). PhD Thesis, Universidade Estadual Paulista, Sao Paulo"title="Descricao e comparacao do esqueleto axial da Damilia Boidae (Serpentes, Alethinophidia)."year="2020">Machado-Filho 2020</bibRefCitation>
Machado, 1944: 270 trunk vertebrae plus 5 cloacal vertebrae plus 54 caudal vertebrae (
<bibRefCitationid="2A87B1EFF121023681B3D30B670091B9"author="Machado-Filho, PR"journalOrPublisher="PhD Thesis, Universidade Estadual Paulista, Sao Paulo"pageId="0"pageNumber="717"refId="B360"refString="Machado-Filho, PR, 2020. Descricao e comparacao do esqueleto axial da Damilia Boidae (Serpentes, Alethinophidia). PhD Thesis, Universidade Estadual Paulista, Sao Paulo"title="Descricao e comparacao do esqueleto axial da Damilia Boidae (Serpentes, Alethinophidia)."year="2020">Machado-Filho 2020</bibRefCitation>
: 235-283 trunk vertebrae plus 4-5 cloacal vertebrae plus 41-60 caudal vertebrae (
<bibRefCitationid="7F7C6E4167100D52D121674AE0A94671"author="Machado-Filho, PR"journalOrPublisher="PhD Thesis, Universidade Estadual Paulista, Sao Paulo"pageId="0"pageNumber="717"refId="B360"refString="Machado-Filho, PR, 2020. Descricao e comparacao do esqueleto axial da Damilia Boidae (Serpentes, Alethinophidia). PhD Thesis, Universidade Estadual Paulista, Sao Paulo"title="Descricao e comparacao do esqueleto axial da Damilia Boidae (Serpentes, Alethinophidia)."year="2020">Machado-Filho 2020</bibRefCitation>
: 272 trunk vertebrae plus 6 cloacal vertebrae plus unknown number of caudal vertebrae (
<bibRefCitationid="48D05B50CD5A1D5FE45C734BE97A5AF5"author="Gasc, JP"journalOrPublisher="Memoires du Museum national d'Histoire naturelle (Serie A)"pageId="0"pageNumber="717"pagination="1 - 182"refId="B190"refString="Gasc, JP, 1974. L'interpretation fonctionelle de l'appareil musculo-squelettique de l'axe vertebral chez les Serpents (Reptilia). Memoires du Museum national d'Histoire naturelle (Serie A) 83: 1 - 182"title="L'interpretation fonctionelle de l'appareil musculo-squelettique de l'axe vertebral chez les Serpents (Reptilia)."volume="83"year="1974">Gasc 1974</bibRefCitation>
: 265 trunk vertebrae plus 64 cloacal and caudal vertebrae (
<bibRefCitationid="537FE27C1DE88234EA77410CA1F8E930"author="Polly, PD"editor="Zelditch, ML"journalOrPublisher="Wiley-Liss, New York"pageId="0"pageNumber="717"pagination="305 - 335"refId="B465"refString="Polly, PD, Head, JJ, Cohn, MJ, 2001. Testing modularity and dissociation: The evolution of regional proportions in snakes. In: Zelditch, ML, Ed., Beyond Heterochrony: The Evolution of Development. Wiley-Liss, New York: 305 - 335"title="Testing modularity and dissociation: The evolution of regional proportions in snakes."volumeTitle="Beyond Heterochrony: The Evolution of Development."year="2001">Polly et al. 2001</bibRefCitation>
: 261 trunk vertebrae plus unknown number of cloacal and caudal vertebrae (
<bibRefCitationid="D7D3D0300CAA5D7D1E88EFC99890F2A8"author="Teixeira, GJ"journalOrPublisher="Bachelor thesis, Faculdade de Filosofia, Ciencias e Letras de Ribeirao Preto, Departamento de Biologia, Sao Paulo"pageId="0"pageNumber="717"refId="B622"refString="Teixeira, GJ, 2013. Anatomia comparada dos Boinae (Serpentes, Boidae) sul-americanos: Una abordagem osteologica para fins aplicativos na paleontologia de vertebrados. Bachelor thesis, Faculdade de Filosofia, Ciencias e Letras de Ribeirao Preto, Departamento de Biologia, Sao Paulo"title="Anatomia comparada dos Boinae (Serpentes, Boidae) sul-americanos: Una abordagem osteologica para fins aplicativos na paleontologia de vertebrados."year="2013">Teixeira 2013</bibRefCitation>
Cope, 1862: 231-236 trunk vertebrae plus 4 cloacal vertebrae plus 40-49+ caudal vertebrae (
<bibRefCitationid="1B20BD49445EF3FFBED87EE1743DE138"author="Machado-Filho, PR"journalOrPublisher="PhD Thesis, Universidade Estadual Paulista, Sao Paulo"pageId="0"pageNumber="717"refId="B360"refString="Machado-Filho, PR, 2020. Descricao e comparacao do esqueleto axial da Damilia Boidae (Serpentes, Alethinophidia). PhD Thesis, Universidade Estadual Paulista, Sao Paulo"title="Descricao e comparacao do esqueleto axial da Damilia Boidae (Serpentes, Alethinophidia)."year="2020">Machado-Filho 2020</bibRefCitation>
: 230 trunk vertebrae plus unknown number of cloacal and caudal vertebrae (
<bibRefCitationid="20C2FEE89BEAFC0B804E484380CAED9A"author="Teixeira, GJ"journalOrPublisher="Bachelor thesis, Faculdade de Filosofia, Ciencias e Letras de Ribeirao Preto, Departamento de Biologia, Sao Paulo"pageId="0"pageNumber="717"refId="B622"refString="Teixeira, GJ, 2013. Anatomia comparada dos Boinae (Serpentes, Boidae) sul-americanos: Una abordagem osteologica para fins aplicativos na paleontologia de vertebrados. Bachelor thesis, Faculdade de Filosofia, Ciencias e Letras de Ribeirao Preto, Departamento de Biologia, Sao Paulo"title="Anatomia comparada dos Boinae (Serpentes, Boidae) sul-americanos: Una abordagem osteologica para fins aplicativos na paleontologia de vertebrados."year="2013">Teixeira 2013</bibRefCitation>
Gray, 1849: 235 trunk vertebrae plus 4 cloacal vertebrae plus 52 caudal vertebrae (
<bibRefCitationid="C1A08FB8A24D22EBC793351909E25602"author="Machado-Filho, PR"journalOrPublisher="PhD Thesis, Universidade Estadual Paulista, Sao Paulo"pageId="0"pageNumber="717"refId="B360"refString="Machado-Filho, PR, 2020. Descricao e comparacao do esqueleto axial da Damilia Boidae (Serpentes, Alethinophidia). PhD Thesis, Universidade Estadual Paulista, Sao Paulo"title="Descricao e comparacao do esqueleto axial da Damilia Boidae (Serpentes, Alethinophidia)."year="2020">Machado-Filho 2020</bibRefCitation>