- ↑ 1.0 1.1
"Barisia levicollis". IUCN Red List of Threatened Species. Version 2012.2. International Union for Conservation of Nature. 2007. Ginkuhà 24 Oktubre 2012.
- ↑ Smith, Hobart (1942) Mexican herpetological miscellany., Proc. US. Natl. Mus. 92 (3153): 349-395
- ↑ Stejneger, Leonhard (1890) On the North American lizards of the genus Barissa of Gray., Proc. US. Natl. Mus. 13 (809): 183-185
- ↑ 4.0 4.1 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