Eirenis is a genus of Old World snakes in the family Colubridae.
Species The genus Eirenis contains the following 23 described species:The TIGR Reptile Database - Genus Eirenis Eirenis africanus - African dwarf snake Eirenis aurolineatus Eirenis barani , 1988 – Baran's dwarf racer Eirenis collaris – collared dwarf racer Eirenis coronella – crowned dwarf racer Eirenis coronelloides - Sinai dwarf racer Eirenis decemlineatus - narrow-striped dwarf snake Eirenis eiselti – Eiselt's dwarf racer Eirenis hakkariensis Eirenis kermanensis Eirenis levantinus Eirenis lineomaculatus Eirenis medus Eirenis modestus – Asia Minor dwarf racer Eirenis nigrofasciatus Eirenis occidentalis Eirenis persicus - dark-headed dwarf racer Eirenis punctatolineatus – dotted dwarf racer Eirenis rafsanjanicus Eirenis rechingeri Eirenis rothii – Roth's dwarf racer Eirenis thospitis Eirenis yassujicus
Nota bene: A binomial authority in parentheses indicates that the species was originally described in a genus other than Eirenis.
Distribution Some of the species within this genus have a narrow geographic distribution; for example, Eirenis mcmahoni occurs only within a single ecoregion along the Afghanistan/Pakistan border, which region is known as the Registan-North Pakistan sandy desert.Hogan, C. Michael; World Wildlife Fund. 2012. Registan-North Pakistan sandy desert. Encyclopedia of Earth. National Council for Science and the Environment. Topic editor Peter Saundry.
References
Further reading Jan G. 1862. "Enumerazione sistematica degli ofidi appartenenti al gruppo Calamaridae ". Archivo per la Zoologia l'Anatomia e la Fisiologia (Genoa) 2: 213–330. (Eirenis, new genus, p. 256). (in Italian). Nagy ZT, Schmidtler JF, Joger U, Wink M. 2003. "Systematik der Zwergnattern (Reptilia: Colubridae: Eirenis) und verwandter Gruppen anhand von DNA-Sequenzen und morphologischen Daten ". Salamandra 39 (3/4): 149–168. (in German).