Amphisbaena caiari TEIXEIRA JR, DA VECHIO, NETO & RODRIGUES, 2014
Can you confirm these amateur observations of Amphisbaena caiari?
Amphisbaena caiari
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| Higher Taxa | Amphisbaenidae, Amphisbaenia, Lacertoidea, Sauria, Squamata (lizards) |
| Subspecies | |
| Common Names | Portuguese: Cobra-de-Duas-Cabeças, Cobra-Cega |
| Synonym | Amphisbaena caiari TEIXEIRA JR, DA VECHIO, NETO & RODRIGUES 2014 |
| Distribution | Brazil (Rondônia) Type locality: left side of Madeira River (ca. 08°47’S, 63°57’W, 90 m elevation), Usina Hidroelétrica Santo Antonio, Porto Velho, Rondônia, Brazil. |
| Reproduction | oviparous (phylogenetic imputation, fide Zimin et al. 2022) |
| Types | Holotype: MZUSP 101727, collected by biologists of Arcadis Tetraplan Consultoria Ambiental LTDA. Paratypes: MZUSP 101695–101697, 101715–101718, 101720, 101722–101726, 101728–101733, 102226–102236, 102238–102263 (ca. 08°47’S, 63°57’W, 90 m a.s.l.) from left side of Madeira River, Usina Hidroelétrica Santo Antonio, Porto Velho municipality, state of Rondônia, Brazil. MZUSP 101602 (09°35’50.43”S, 65°20’21.81”W, 113 m a.s.l., SAD69) from right side, and MZUSP 104081 (09°26’47.35”S, 64°49’29.93”W, 160 m a.s.l., SAD69) and MZUSP 104237 (09°27’13.53”S, 64°51’2.27”W, 145 m a.s.l., SAD69) from left side of Madeira River, Usina Hidroelétrica Jirau, Porto Velho municipality, state of Rondônia, Brazil. All collected by biologists of Arcadis Tetraplan Consultoria Ambiental LTDA, October 2010 to July 2012. |
| Diagnosis | Diagnosis: (1) A small sized species, maximum SVL = 157 mm; (2) two precloacal pores; (3) precloacal pores arranged in a continuous series; (4) snout rounded in lateral and dorsal views; (5) tip of tail rounded; (6) body annuli 233–250; (7) caudal annuli 20–24; (8) autotomy sites on caudal annuli 6–9; (9) 10 dorsal and 12–14 ventral segments per annulus at midbody; (10) postmalar row absent; (11) suture between frontals slightly smaller than parietal and nasal sutures; (12) tail short relative to body length (tail length/body length = 0.10). Additional details (3637 characters) are available for collaborators and contributors. Please contact us for details. |
| Comment | Morphology: This species is one of ~20 species of Amphisbaena with two precloacal pores (Ribeiro et al. 2019). |
| Etymology | The specific epithet caiari is the ancient indigenous name, from the Tupi language, for the Madeira River, whose banks are inhabited by the new species. |
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