Gonyosoma oxycephalum (Boie, 1827)

Chandramouli, S. R., 2022, Snake fauna of the Andaman Islands, Bay of Bengal-A review of species richness taxonomy, distribution, natural history and conservation status, Zootaxa 5209 (3), pp. 301-331 : 310-311

publication ID	https://doi.org/10.11646/zootaxa.5209.3.1
publication LSID	lsid:zoobank.org:pub:BAB92ED9-AB04-49FE-9453-882CAB65D177
DOI	https://doi.org/10.5281/zenodo.10552557
persistent identifier	https://treatment.plazi.org/id/039487D5-FFEA-FFAF-5E80-F892FE94FE47
treatment provided by	Plazi (2022-11-17 07:05:53, last updated 2024-11-26 05:56:03)
scientific name	Gonyosoma oxycephalum (Boie, 1827)
status

Treatment

( Fig. 7F View FIGURE 7 , 12B View FIGURE 12 )

Material studied: One adult, CIARI uncatalogued, an adult from Sippighat, South Andaman ( Fig. 4C View FIGURE 4 ).

Morphology: Dorsal scales elongated and smooth; in 25:25:17 rows; ventrals 249; subcaudals 141, divided; anal divided; supralabials 9 (6–7 entering orbit); infralabials 11 (1–5 contacting genials); preocular 1; postoculars 2; loreal 1; temporals 2+3/4. Dorsum uniform bright, grass green and venter of a slightly paler shade of green; tail reddish brown both dorsally and ventrally.

Distribution: One adult recorded on a hilltop evergreen forest at Betapur, Middle Andaman. It was observed moving on the ground at a very slow pace. One was observed on the road near Mount Harriet National Park adjoining evergreen forests along the sides in South Andaman. Non-endemic and occurs in other parts of Southeast Asia ( Whitaker and Captain, 2008)

Status: Rare.

References

Whitaker, R. & Captain, A. (2008) Snakes of India - the field guide. Draco Books, Chennai, 385 pp.

Figures

FIGURE 4. Specimens studied: (A) Ptyas mucosa (CIARI uncat.), (B) Coelognathus flavolineatus (CIARI uncat.), (C) Gonyosoma oxycephalum (CIARI uncat.), (D) Cantoria violacea (CIARI uncat.), (E) Cerberus rynchops (CIARI uncat.), (F) Boiga cyanea (ZSI/ANRC/T/13497), (G) Bungarus andamanensis (CIARI uncat.), (H) Naja sagittifera (CIARI uncat.)

FIGURE 7. (A & B) Adult (Long Island) and juvenile (South Andaman) Boiga andamanensis, (C) Chrysopelea paradisi (Narcondm, photo:Andaman Police Dept.) (D) Ptyas mucosa (Long Island), (E) Coelognathus flavolineatus (South Andaman), (F) Gonyosoma oxycephalum (Middle Andaman, photo: S. Basu) and (G) Cerberus rynchops (South Andaman)

FIGURE 12. Locality records of (A): Boiga andamanensis and B. cyannea (B) Ptyas mucosa, Gonyosoma oxycephalum and Coelognathus flavolineatus (C) Naja sagittifera, Ophiophagus hannah, Bungarus andamanensis; (D) Laticauda laticaudata, Laticauda colubrina and Trimeresurus andersoni