Rhabdophis nuchalis (BOULENGER, 1891)
Can you confirm these amateur observations of Rhabdophis nuchalis?
|Higher Taxa||Colubridae (Natricinae), Colubroidea, Caenophidia, Alethinophidia, Serpentes, Squamata (snakes)|
|Common Names||E: Hubei Keelback|
|Synonym||Tropidonotus nuchalis BOULENGER 1891: 281|
Tropidonotus nuchalis — BOULENGER 1893: 218
Natrix nivalis SCHMIDT 1925
Tropidonotus nuchalis var. collaris VOGT 1927
Natrix swinhonis nuchalis — MELL 1931 
Natrix nuchalis — SMITH 1943: 284
Rhabdophis nuchalis MALNATE 1960
Rhabdophis nuchalis nuchalis JIANG & ZHAO 1983
Nuchisulcophis nuchalis — MAHENDRA 1984
Rhabdophis nuchalis nuchalis — NGUYEN et al. 2009
Rhabdophis nuchalis — WALLACH et al. 2014: 636
|Distribution||NE India (Nagaland), Myanmar (= Burma), Vietnam|
China (Hubei, Sichuan, Guizhou, Shaanxi, Shanxi, Gansu, Guangxi, E Tibet, Yunnan, Guangdong), elevation 1200-2750 m.
Type locality: “Ichang, Upper Yangtse-Kiang”
|Types||Holotype: unknown (fide NGUYEN et al. 2009)|
|Comment||Some species of this genus are venomous although we do not have information about this particular species.|
Type species: Mahendra (1984) designated Tropidonotus nuchalis Boulenger 1891 as the type species of his new genus Nuchisulcophis.
Subspecies: Rhabdophis nuchalis pentasupralabialis JIANG & ZHAO 1983 has been elevated to full species. Rhabdophis pentasupralabialis has five supralabials where the 5th is the longest while the nominal R. nuchalis has six supralabials and 5th is the longest. The first two to three dorsal scale rows of the former taxon are smooth while only one row (rarely two) in the later one. The former taxon is shorter (500 mm) than the later
Diet: earthworms and firefly larva (Yoshida et al. 2020).
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