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Xenocalamus Bicolor
''Xenocalamus bicolor'', also known Common name, commonly as the bicoloured quill-snouted snake and the slender quill-snouted snake, is a species of mildly venomous Opisthoglyphous, rear-fanged snake in the Family (biology), family Atractaspididae. The species is Endemism, endemic to Africa. Four subspecies are recognized as being valid. Geographic range ''X. bicolor'' is found in Angola, Botswana, Democratic Republic of the Congo, Mozambique, Namibia, Republic of South Africa, and Zimbabwe. Habitat The preferred natural habitat of ''X. bicolor'' is savanna, at altitudes of . Description ''X. bicolor'' exhibits the following characters: Black dorsally. White ventrally including the upper lip and the first two rows of dorsal scales on each side. Total length ; tail . Dorsal scales smooth, without apical pits, arranged in 17 rows. Ventrals 218; anal plate divided; subcaudals 24, also divided. Portion of rostral visible from above nearly half as long as the frontal. Frontal ext ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Xenocalamus Bicolor Machadoi
:''Common name: quill-snouted snakes.'' ''Xenocalamus'' is a genus of Opisthoglyphous, rear-fanged mildly venomous snakes in the Family (biology), family Atractaspidinae, Atractaspididae. The genus is Endemism, endemic to Africa. Five species are recognized as being valid. Description (diagnosis) of genus Snakes of the genus ''Xenocalamus'' exhibit the following characters: Maxillary very short, with five teeth gradually increasing in size and followed, after an interspace, by two large grooved fangs situated below the eye. Anterior mandibular teeth slightly larger than the posterior ones. Palate toothless. Head small, not distinct from neck. Snout pointed, very prominent, very flattened. Rostral very large with obtuse horizontal edge, flat below. Eye minute, with round pupil. Nostril between two nasals, the posterior nasal very large. No loreal. Prefrontals absent (fused with the frontal). No anterior temporal. Body cylindrical; tail very short, obtuse. Dorsal scales smooth, ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |