| Distribution | Bolivia (Amazonas, Beni, Cochabamba, Santa Cruz), SE Peru, Brazil (Acre, Amazonas, Rondonia), Ecuador
Type locality: Provincia Sara, Bolivia, 750 m elevation, and Chanchamayo, eastern Peru.
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| Diagnosis | Diagnosis: Polychrus with a blunt snout; relatively large and nearly smooth scales on dorsal surface of head; nasal in contact with second supralabial, in some specimens also with a short suture with first or third supralabial; a gular crest formed b y low and wide, enlarged scales present anterior to gular fan; scales o n sides of neck larger than those on nape, and those on flanks about as large as, or smaller than, scales on tail; ventrals smooth or only slightly keeled; with three black lines radiating from each eye, two of which reach level of forelimbs. No sexual dimorphism in colour pattern. A forest inhabitant (Avila-Pires 1995: 133). |
| References |
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