Trimeresurus honsonensis (GRISMER, NGO & GRISMER, 2008)
Can you confirm these amateur observations of Trimeresurus honsonensis?
|Higher Taxa||Viperidae, Crotalinae, Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)|
|Synonym||Cryptelytrops honsonensis GRISMER, NGO & GRISMER 2008|
Trimeresurus (Trimeresurus) honsonensis — DAVID et al. 2011
Trimeresurus honsonensis — WALLACH et al. 2014: 742
Type locality: Hon Son island in the Kien Hai District of the Kien Giang Province, Vietnam. It was collected at 09° 47’ 95.2” N, 104° 37’ 85.6” E at 100 m elevation.
|Types||Holotype: UNS 0353|
|Diagnosis||Diagnosis. Cryptelytrops honsonensis differs from all other species of Cryptelytrops by the combination of having dark body bands; lacking a ventrolateral stripe and a red or reddish-brown tail; having a dull-yellow to brown ground color as opposed to being green; females having a maximum SVL of 557 mm and a SVL of 523 mm in the single male; females having a TaL/SVL ratio of 0.15–0.16 and a ratio of 0.23 in the single male; 21 dorsal scale rows at midbody; 183–186 ventral scales in females and 186 in the male; 54–58 subcaudal scales in females and 74 in the male; 10 or 11 supralabials and 12 infralabials; 9–12 scales across the top of the head; smooth occipital and temporal scales; internasals in contact; and the third and fourth supralabials not contacting the subocular scale. Table 2 summarizes the states of these characters across all 13 species of Cryptelytrops [from GRISMER et al. 2008].|
Conservation: one of the 30 most endangered viper species (Maritz et al. 2016).
|Etymology||The specific epithet honsonensis is in reference to the type locality, Hon Son Island.|