Trimeresurus calamitas VOGEL, DAVID & SIDIK, 2022
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Trimeresurus calamitas
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| Higher Taxa | Viperidae, Crotalinae, Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes) |
| Subspecies | |
| Common Names | |
| Synonym | Trimeresurus calamitas VOGEL, DAVID & SIDIK 2022: 62 Trimeresurus erythrurus var. ? — MÜLLER 1887: 280 Bothrops formosus — MODIGLIANI 1889: 121 Trimeresurus hageni — SANDERS et al. 2002: 109 [partim] Trimeresurus hageni — SANDERS et al. 2004: 729 [partim] Trimeresurus (Trimeresurus) calamitas— MIRZA et al. 2023 |
| Distribution | Indonesia (Nias Island, North Sumatra Province) Type locality: Nias Island |
| Reproduction | |
| Types | Holotype. NMW 28157:5, adult female. Don. F. Steindachner, 1901, purchased from “Raff.” Paratypes (6 specimens). NHMB 9179 (male) “South Nias”, ZMH R06935 (male), ZFMK 32509 (female), BMNH 84.1.8.46 (female); MZB.OPHI 445 (female); ZMB 52039 (female) all from “Nias” without locality except MZB.OPHI 445, from Idano Gawo, Nias. Other material (examined by Vogel et al. 2022: 5 males and 18 females). BMNH 84.12.31.14 (male); BMNH 84.1.8.47 (female); BMNH 84.12.31.13 (female); MNHN 5794, female; NMW 28155:2; NMW 28156:2; NMW 28157:4 (all males); NMW 28156:1, 3–4; NMW 28157:1–3; NMW 28159:4; NMW 28160:1–4 (all females); ZFMK 32509–10 (females); ZMB 65721 (male); ZMB 52039–41 (all females), all from Nias except MNHN 5794, with merely ―Sumatra‖ as locality, and NMW 28159:2, from “Padang”, and NMW 28159:4, which is said to come from “Deli, Sumatra”, now Medan, North Sumatra Province, both most probably in error. |
| Diagnosis | Diagnosis: A large species of pitviper of the genus Trimeresurus, characterized by the combination of (1) body elongate, head long and massive in adults; (2) dorsal surfaces deep or dark green, or dark bluish-green, with dorsal scales largely edged with black but non forming a pattern of crossbands; (3) 21 DSR at midbody; (4) 1st supralabial totally separated from nasal scale; (5) large internasals, always in contact; (6) usually 2 supralabials, 3rd–4th SL in contact with subocular (rarely 1st or 3rd SL only); (7) supraoculars large but elongate, separated by 5– 7 cephalic scales; (8) tail long, with a ratio TaL/TL between 0.189 and 0.208 in males and 0.143 and 0.166 in females; (9) 174–192 VEN; (10) 61–77 SC (males: 75–77; females: 61–71); (11) eye colour greenish-gold in preservative (unknown in life); (12) cephalic scales strongly and broadly edged with black but not forming streaks; (13) no postocular streak; (15) no ventrolateral stripe or, rarely, a poorly defined stripe due to a cream or pale greenish-yellow spot on each scale of the 1st DSR; (16) tail dark green as the body, with scales edged with black, marked with several, large rusty brown or reddish-brown blotches (pinkish-salmon in preservative), narrowly separated with dark green, becoming fused on the last quarter of the tail, which is entirely of the same colour as the blotches; and (17) venter pale yellowish green or pale bluish green; each ventral narrowly edged with black, especially on their central part, sometimes on the whole of their posterior margin. (Vogel et al. 2022) Additional details (3423 characters) are available for collaborators and contributors. Please contact us for details. |
| Comment | Distribution: See Vogel et al. 2022: 78 (Fig. 13) for a map. |
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