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Atractus caete PASSOS, FERNANDES, BÉRNILS & MOURA-LEITE, 2010

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Higher TaxaColubridae (Dipsadinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)
Subspecies 
Common NamesPortuguese: Cobra-da-Terra-da-Floresta 
SynonymAtractus caete PASSOS, FERNANDES, BÉRNILS & MOURA-LEITE 2010
Atractus caete — WALLACH et al. 2014: 70
Atractus caete — NOGUEIRA et al. 2019 
DistributionBrazil (Alagoas)

Type locality: municipality of Quebrângulo (09°19’S, 36°28’W, ca. 360 m elevation), state of Alagoas, Brazil.  
Reproductionoviparous (not imputed, fide Zimin et al. 2022) 
TypesHolotype: MNRJ 16936, adult female, (formerly IVB 2983), collected on 1986 by A. R. Melgarejo. 
DiagnosisDiagnosis: Atractus caete is distinguished from all congeners by the following combination of characters: (1) 17/17/17 smooth dorsal scale rows; (2) two postoculars; (3) long loreal; (4) temporals 1+2; (5) usually six supralabials, third and fourth contacting orbit; (6) seven infralabials, first four contacting chinshields; (7) seven maxillary teeth; (8) three gular scale rows; (9) four preventrals; (10) 160 ventrals in the single female; (11) 16?–19 subcaudals; (12) dorsum uniformly black; (13) venter beige anteriorly, becoming gradually brown from the 15th ventral in adults, and cream marked with brown laterally in sub-adults; (14) moderate body size, female reaching 376 mm SVL; (15) small tail size on female (8.5% SVL). 
Comment 
References
  • Filho, G.A.P. et al. 2023. Composition, Species Richness, and Conservation of the Reptiles of the Highly Threatened Northern Brazilian Atlantic Forest. In: Pereira Filho, G.A., França, F.G.R., Alves, R.R.N., Vasconcellos, A. (eds) Animal Biodiversity and Conservation in Brazil's Northern Atlantic Forest. Springer, Cham - get paper here
  • França, R. C., Morais, M., França, F. G., Rödder, D., & Solé, M. 2020. Snakes of the Pernambuco Endemism Center, Brazil: diversity, natural history and conservation. ZooKeys, 1002: 115 - get paper here
  • Gonzalez R. C. et al. 2020. Lista dos Nomes Populares dos Répteis no Brasil – Primeira Versão. Herpetologia Brasileira 9 (2): 121 – 214 - get paper here
  • Nogueira, Cristiano C.; Antonio J.S. Argôlo, Vanesa Arzamendia, Josué A. Azevedo, Fausto E. Barbo, Renato S. Bérnils, Bruna E. Bolochio, Marcio Borges-Martins, Marcela Brasil-Godinho, Henrique Braz, Marcus A. Buononato, Diego F. Cisneros-Heredia, 2019. Atlas of Brazilian snakes: verified point-locality maps to mitigate the Wallacean shortfall in a megadiverse snake fauna. South American J. Herp. 14 (Special Issue 1):1-274 - get paper here
  • Passos, P.; Fernandes, R.; Bernils, R.S. & Moura-Leite, J.C. de 2010. Taxonomic revision of the Brazilian Atlantic Forest Atractus (Reptilia: Serpentes: Dipsadidae). Zootaxa 2364: 1–63 - get paper here
  • Roberto, I. J., R. W. Ávila & A. R. Melgarejo 2015. Répteis (Testudines, Squamata, Crocodylia) da reserva biológica de Pedra Talhada. In: Atuder, A., l. Nusbaumer & R. Spichiger (eds.). biodiversidade da reserva biológica de Pedra talhada (alagoas, Pernambuco - brasil). Boissiera 68: 357-375 - get paper here
  • Wallach, Van; Kenneth L. Williams , Jeff Boundy 2014. Snakes of the World: A Catalogue of Living and Extinct Species. [type catalogue] Taylor and Francis, CRC Press, 1237 pp.
  • Zimin, A., Zimin, S. V., Shine, R., Avila, L., Bauer, A., Böhm, M., Brown, R., Barki, G., de Oliveira Caetano, G. H., Castro Herrera, F., Chapple, D. G., Chirio, L., Colli, G. R., Doan, T. M., Glaw, F., Grismer, L. L., Itescu, Y., Kraus, F., LeBreton 2022. A global analysis of viviparity in squamates highlights its prevalence in cold climates. Global Ecology and Biogeography, 00, 1–16 - get paper here
 
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