P. herminae is oviparous.[2] An adult female may lay a clutch of about eight eggs in August, which is later than other species of terrestrial snakes lay eggs in the Ryukyus.[1]
Boettger O (1895). "Neue Frösche und Schlangen von den Liukiu-Inseln ". Zoologischer Anzeiger18: 266–270. (Ablabes herminae, new species, p. 269). (in German).
Boulenger GA (1896). Catalogue of the Snakes in the British Museum (Natural History). Volume III., Containing the Colubridæ (Opisthoglyphæ and Proteroglyphæ) .... London: Trustees of the British Museum (Natural History). (Taylor and Francis, printers). xiv + 727 pp. + Plates IXXV. ("Ablabes herminæ", p. 643).
Figueroa A, McKelvy AD, Grismer LL, Bell CD, Lailvaux SP (2016). "A Species-Level Phylogeny of Extant Snakes with Description of a new Colubrid Subfamily and Genus". PLoS ONE11 (9): e0161070. (Ptyas herminae, new combination).
Goris, Richard C; Maeda, Norio (2004). Guide to the Amphibians and Reptiles of Japan. Malabar, Florida: Krieger Publishing Company. 285 pp. ISBN978-1575240855.
Stejneger L (1907). Herpetology of Japan and Adjacent Territory. United States National Museum Bulletin 58. Washington, District of Columbia: Smithsonian Institution. xx + 577 pp. (Liopeltis herminæ, new combination, pp. 343–344, Figures 296–297).