Hypsiglena ochrorhynchus explained

Hypsiglena ochrorhynchus, also known commonly as the coast night snake and the spotted night snake, is a species of snake in the subfamily Dipsadinae of the family Colubridae. The species is native to California in the United States and to the Baja California Peninsula in Mexico. There are eight recognized subspecies.^[1]

Reproduction

H. ochrorhynchus is oviparous.^[1]

Subspecies

Eight subspecies are recognized as being valid, including the nominotypical subspecies.^[1]

• Hypsiglena ochrorhynchus baueri
• Hypsiglena ochrorhynchus gularis
• Hypsiglena ochrorhynchus klauberi
• Hypsiglena ochrorhynchus martinensis
• Hypsiglena ochrorhynchus nuchalata
• Hypsiglena ochrorhynchus ochrorhynchus
• Hypsiglena ochrorhynchus tortugaensis
• Hypsiglena ochrorhynchus venusta

Further reading

• Cope ED (1860). "Catalogue of the Colubridæ in the Museum of the Academy of Natural Sciences of Philadelphia, with notes and descriptions of new species. Part 2". Proceedings of the Academy of Natural Sciences of Philadelphia 12: 241–266. (Hypsiglena ochrorhynchus, new species, pp. 246–247).
• Mocquard F (1899). "Contribution a la faune herpétologique de la Basse-Californie ". Nouvelles Archives du Muséum d'Histoire Naturelle, Quatrième Série 1: 297–343 + Plates XI–XIII. (Hypsiglena venusta, new species, p. 327). (in French).
• Tanner WW (1943). "Two New Species of Hypsiglena from Western North America". Great Basin Naturalist 4 (1 & 2): 49–54. (Hypsiglena nuchalatus, new species, pp. 49–53).
• Tanner WW (1946). "A Taxonomic Study of the Genus Hypsiglena ". Great Basin Naturalist 5 (3 & 4): 25–92, Plates I–III. (Hypsiglena ochrorhynchus klauberi, new subspecies, pp. 71–74; H. o. tortugaensis, new subspecies, pp. 69–71 + Plate II, figures 3–4). (Nota bene: This issue is dated "1944", but was not published until 1946, due to World War II).
• Tanner WW (1954). "Additional Note on the Genus Hypsiglena With a Description of a New Subspecies". Herpetologica 10: 54–56. (Hypsiglena torquata gularis, new subspecies).
• Tanner WW, Banta BH (1962). "Description of a new Hypsiglena from San Martín Island, México, with a Resumé of the Reptile Fauna of the island". Herpetologica 18 (1): 21–25.
• Zweifel RG (1958). "Results of the Puritan-American Museum of Natural History Expedition to Western Mexico. 2. Notes on Reptiles and Amphibians from the Pacific Coastal Islands of Baja California". American Museum Novitates (1895): 1–17. (Hypsiglena torquata baueri, new subspecies, pp. 12–16, Figure 1).

Notes and References

1. Web site: Hypsiglena ochrorhynchus COPE, 1860 . Reptile Database . 23 January 2019.