Kaliwatan sa muraghalas ang Geophis downsi[1]. Una ning gihulagway ni Savage ni adtong 1981.[2] Ang Geophis downsi sakop sa kahenera nga Geophis, ug kabanay nga Dipsadidae.[1][3]
Kini nga matang hayop na sabwag sa:
Walay nalista nga matang nga sama niini.[1]
- ↑ 1.0 1.1 1.2 Roskov Y., Kunze T., Orrell T., Abucay L., Paglinawan L., Culham A., Bailly N., Kirk P., Bourgoin T., Baillargeon G., Decock W., De Wever A., Didžiulis V. (ed) (2019). "Species 2000 & ITIS Catalogue of Life: 2019 Annual Checklist". Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-884X. TaxonID: 28893816. Retrieved 2019-11-11. CS1 maint: multiple names: authors list (link)
- ↑ Frank, Norman & Ramus, Erica (1995) A Complete Guide to Scientific and Common Names of Reptiles and Amphibians of the World. , Pottsville: N G Publishing Inc., 377 pp.
- ↑ Uetz P. & Hošek J. (2019). The Reptile Database (version Dec 2015). In: Species 2000 & ITIS Catalogue of Life, 2019 Annual Checklist (Roskov Y., Ower G., Orrell T., Nicolson D., Bailly N., Kirk P.M., Bourgoin T., DeWalt R.E., Decock W., Nieukerken E. van, Zarucchi J., Penev L., eds.). Digital resource at www.catalogueoflife.org/annual-checklist/2019. Species 2000: Naturalis, Leiden, the Netherlands. ISSN 2405-884X.