- ↑ Wall, FRANK (1921) Ophidia Taprobanica or the Snakes of Ceylon., Colombo Mus. (H. R. Cottle, govt. printer), Colombo. xxii, 581 pages
- ↑ Boie, F. (1827) Bemerkungen über Merrem's Versuch eines Systems der Amphibien, 1. Lieferung: Ophidier., Isis van Oken, Jena, 20: 508-566.
- ↑ Laurenti, J. N. (1768) Specimen medicum, exhibens synopsin reptilium emendatam cum experimentis circa venena et antidota reptilium austracorum, quod authoritate et consensu., Vienna, Joan. Thomae, 217 pp.
- ↑ 4.0 4.1 Linnaeus, C. (1758) Systema naturæ per regna tria naturæ, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Tomus I. Editio decima, reformata., Laurentii Salvii, Holmiæ. 10th Edition: 824 pp.
- ↑ 5.0 5.1 Bisby F.A., Roskov Y.R., Orrell T.M., Nicolson D., Paglinawan L.E., Bailly N., Kirk P.M., Bourgoin T., Baillargeon G., Ouvrard D. (ed.) (2011). "Species 2000 & ITIS Catalogue of Life: 2011 Annual Checklist". Species 2000: Reading, UK. Ginkuhà 24 Septyembre 2012.CS1 maint: multiple names: authors list (link) CS1 maint: extra text: authors list (link)
- ↑ TIGR Reptile Database . Uetz P. , 2 Oktubre 2007