Opisthotropis kikuzatoi

Familia: Colubridae
Subfamilia: Natricinae
Genus: Opisthotropis
Species:

Opisthotropis kikuzatoi (Okada & Takara, 1958)

• Holotype: RUMF-ZH-00653 (formerly URJ nº1), adult ♂, collected by K. Kikuzato on 15 September 1956.
• Type locality: “Kume-jima” emended to “the upper reaches of Shirasegawa River, at a point 1,000 meters from the summit of Mt. Uegusuku-dake (309 m), Kume-jima Island, Ryukyu Archipelago”, Japan, by Toyama (1983: 34).
• Etymology: Named after the collector K. Kikuzato.

• Liopeltis kikuzatoi Okada & Takara, 1958: 1 [original combination]
• Opheodrys kikuzatoi — Koba, Okada & Chinen, 1959: 27 [subsequent combination]
• Opisthotropis kikuzatoi — Toyama, 1983: 34 [subsequent combination]

• Japan: Ryukyu Archipelago: Okinawa Group: Kumejima Island.

• Okada, Y. & Takara, T. 1958. 琉球産アオヘビの一新種 [A new species of Ryukyu blue snake]. Bulletin of the Biogeographical Society of Japan 20(3): 1–3. Reference page. 
• Koba, K., Okada, Y. & Chinen, S. 1959. [Reptilia]. pp. 26-30 In Okada, Y. (Ed.). 沖縄産動物目録 [=List of animals from Okinawa]. Okinawa Biological Education Study Group: Naha. 384 pp. Reference page. 
• Toyama, M. 1983. Taxonomic Reassignment of the Colubrid Snake, Opheodrys kikuzatoi, from Kume-jima Island, Ryukyu Archipelago. Japanese Journal of Herpetology 10(2): 33–38. DOI: 10.5358/hsj1972.10.2_33 Reference page. 

• Takara, T. 1962. 琉球列島における陸棲蛇類の研究 [Studies on the terrestrial snakes in the Ryukyu Archipelago]. The Science Bulletin of the Division of Agriculture, Home Economics and Engineering, University of the Ryukyus 9: 1–202. hdl: 20.500.12000/23110 Reference page. 
• Ota, H. & Mori, A. 1984. On the fourth specimen of Opisthotropis kikuzatoi. The Snake 17(2): 160–162.

• Uetz, P., Freed, P., Aguilar, R., F. Reyes, J. Kudera & Hošek, J. (eds.) 2025. Opisthotropis kikuzatoi. The Reptile Database. Accessed on 6 October 2021.
• Kidera, N. & Ota, H. 2017. IUCN: Opisthotropis kikuzatoi  (Critically Endangered). The IUCN Red List of Threatened Species 2017: e.T15391A96877390. DOI: 10.2305/IUCN.UK.2017-3.RLTS.T15391A96877390.en
• 改訂・沖縄県の絶滅のおそれのある野生生物（レッドデータおきなわ）第3版 動物編 3.5 爬虫類 (Red List Okinawa – Reptilies: Description of Species). Okinawa Prefecture, pp. 180–182. (PDF, 851 KB)