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Citation: Midtgaard, Rune. RepFocus - A Survey of the Reptiles of the World. (www.repfocus.dk).
Latest update: October 9th, 2024.


Taxonomy of the family Colubridae
Bibliography of the genus Rhynchophis
Biodiversity of the family Colubridae








Genus
Rhynchophis

Rhinoceros Snakes

Langnasennattern, Spitznasennattern

Næsehornssnoge

1897 Rhynchophis Mocquard (type species: Rhynchophis boulengeri Mocquard 1897)
1931 Proboscidophis Fan (type species: Proboscidophis versicolor Fan 1931; syn. Zhao & Adler 1993)
Contents: 2 species, of which 1 (50.0%) is endemic.
Endemism: 0% 100%
Remarks: Synonymized with Gonyosoma by Chen, McKelvy, Grismer, Matsui, Nishikawa & Burbrink (2014). Revalidated as a separate genus by Wallach, Midtgaard & Hsiao (2024).
Distribution: China (Guangxi, Hainan). Vietnam (incl. Cat Ba Island).

Rhynchophis boulengeri

Vietnamese Rhinoceros Snake, Rhinoceros Rat Snake, Vietnamese Horned Snake, Rostellated Snake

Vietnamesischen Langnasennatter, Vietnamesischen Spitznasennatter

Vietnamesisk Næsehornssnog

1897 Rhynchophis boulengeri Mocquard
Gonyosoma boulengeri Chen, McKelvy, Grismer, Matsui, Nishikawa & Burbrink 2014
1931 Proboscidophis versicolor Fan (syn. Zhao & Adler 1993)

Remarks: Previously included the population now assigned to hainanensis. Records from Hainan refer to hainanensis (Peng, Zhang, Huang, Burbrink, Chen, Hou, Zhu, Yang & Wang 2021).
Distribution: China (Guangxi), Vietnam (incl. Cat Ba Island).


Rhynchophis boulengeri
© Rune Midtgaard

Rhynchophis hainanensis

Hainan Rhinoceros Snake

Hainan-Langnasennatter

Hainan-Næsehornssnog

2021 Gonyosoma hainanense Peng, Zhang, Huang, Burbrink, Chen, Hou, Zhu, Yang & Wang
Rhynchophis hainanensis Wallach, Midtgaard & Hsiao 2024

Remarks: Previously regarded as a population of boulengeri.
Distribution: China (Hainan).