Calamaria strigiventris POYARKOV, NGUYEN, ORLOV & VOGEL, 2019
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Higher Taxa | Colubridae, Calamariinae, Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes) |
Subspecies | |
Common Names | E: Striped- belly reed snake Vietnamese: Rã ́n mai gãÌm býòng soòc ðen Russian: Polosatobriukhaya kalamariya G: Gestreifte Zwergschlange |
Synonym | Calamaria strigiventris POYARKOV, NGUYEN, ORLOV & VOGEL 2019: 337 |
Distribution | S Vietnam (Langbian Plateau: Biduop-Nui Ba NP), elevations 1970 – 2030 m Type locality: high-elevation elfin montane evergreen forest on the summit of Bidoup Mt. in Biduop-Nui Ba NP., Da Chais Commune, Lac Duong District, Lam Dong Province, Langbian Plateau, southern Vietnam. |
Reproduction | |
Types | Holotype. ZMMU R-16043, adult male (sex determined based on gonadal dissection, field number NAP-00520) collected from under a rotten tree-log (Figs. 2 – 4) by Nikolay A. Poyarkov on May 9, 2009 (12.1118°N 108.6593°E; at an elevation of 1980 m a.s.l.). Paratypes. Six specimens including ZMMU R-16045 (adult male, field number NAP-00486), ZMMU R-16044 (juvenile female, field number NAP-00485) collected on May 9, 2009 with other collection information same as the holotype; ZMMU R-16046 (adult male, field number NAP-01410), ZMMU R-16049 (adult female, field number NAP-01409), ZMMU R-16047 (adult female, field number NAP-01411), ZMMU R-16048 (juvenile female, field number NAP-01412) collected on June 2, 2010, by Nikolay A. Poyarkov from the same location with holotype at elevation range from 1970 to 2030 m a.s.l.. |
Diagnosis | Diagnosis: A species of the genus Calamaria characterized by the following combination of morphological characters: (1) 9 – 11 modified maxillary teeth; (2) rostral wider than high; (3) prefrontal shorter than frontal, touching first two supralabials; (4) mental separated from anterior chin shields; (5) dorsal scales in 13 – 13 – 13 rows, all smooth; (6) single preocular; (7) single postocular; (8) 4 supralabials, the 2nd and 3rd contacting the eye; (9) eye diameter less than eye-mouth distance; (10) 5 infralabials; (11) six scales surrounding the paraparietal; (12) prefrontal touching 1st and 2nd supralabials; (13) ventral scales 130 – 183; (14) subcaudal scales 20 – 33, paired; (15) tail relatively short (8.4 – 17.9% of the total length), nearly as thick as body, slowly tapering anteriorly, then abruptly tapering to tip; (16) dorsal scales reducing to four rows above 17th subcaudal on tail; (17) dorsum uniform gray-brown, venter bright yellow with three interrupted longitudinal black stripes, one wide in the middle and a pair on the lateral edge of the ventrals. Additional details (9350 characters) are available for collaborators and contributors. Please contact us for details. |
Comment | Habitat: fossorial; primary non-disturbed high-elevation elfin ever-green forest. |
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