Encyclopaedia Britannica. 11th edition. Volume XXV Shuválov to Subliminal self. Cambridge, New York:University Press, 1911 [10] S. 288-289
catalogueoflife.org
Catalogue of Life : 2006 Annual Checklist : Superfamily Xenophidia (Colubroidea = Caenophidia) [online]. catalogueoflife.org, [cit. 2018-03-23]. Dostupné online.
ecoevo.com.br
OGUIURA, N. et al. Cytogenetics and molecular data in snakes: A phylogenetic approach. In: Cytogenet Genome Res 2009;127:128–142 (published March 10, 2010) dostupné onlineArchivované 2019-01-01 na Wayback Machine
helsinki.fi
HAARAMO, M.. Mikko's Phylogeny Archive [online]. Helsingin Yliopisto (University of Helsinki), [cit. 2018-03-23]. [5]
FIGUEROA, A. et al. A Species-Level Phylogeny of Extant Snakes with Description of a New Colubrid Subfamily and Genus. In: PLOS One, 7. 9. 2016 dostupné online
psu.edu
citeseerx.ist.psu.edu
ZAHER, H., GRAZZIOTIN, F. G. et al. Molecular phylogeny of advanced snakes (Serpentes, Caenophidia) with an emphasis on South American Xenodontines: a revised classification and descriptions of new taxa. In: Pap. Avulsos Zool. (São Paulo) vol.49 no.11 São Paulo 2009 [2] alebo (prvá polovica dokumentu)
LAWSON, R. Phylogeny of the Colubroidea (Serpentes): New evidence from mitochondrial and nuclear genes. In: Molecular Phylogenetics and Evolution 37 (2005) 581–601 dostupné online
reptile-database.org
ZHENG, Y. – WIENS, J. J. Y. Molecular Phylogenetics and Evolution. 94: 537–54 (citované na www.reptile-database.org: [1]
UETZ, P. Higher Taxa in Extant Reptiles. Last changed 8 Mar 2018 dostupné online
scielo.br
ZAHER, H., GRAZZIOTIN, F. G. et al. Molecular phylogeny of advanced snakes (Serpentes, Caenophidia) with an emphasis on South American Xenodontines: a revised classification and descriptions of new taxa. In: Pap. Avulsos Zool. (São Paulo) vol.49 no.11 São Paulo 2009 [2] alebo (prvá polovica dokumentu)
ZAHER, H. Phylogenetic relationships of the genus Sibynophis (Serpentes: Colubroidea). In: Pap. Avulsos Zool. (São Paulo) vol.52 no.12 São Paulo 2012 [8]
VIDAL, N. et al. The phylogeny and classification of caenophidian snakes inferred from seven nuclear protein-coding genes. In: C. R. Biologies 330 (2007) 182–187 [4]
OGUIURA, N. et al. Cytogenetics and molecular data in snakes: A phylogenetic approach. In: Cytogenet Genome Res 2009;127:128–142 (published March 10, 2010) dostupné onlineArchivované 2019-01-01 na Wayback Machine
UETZ, P. Higher Taxa in Extant Reptiles. Last changed 21 May 2007 [6]
ZUG, George R.; Laurie Vitt (J.); CALDWELL, Janalee P.. Herpetology (An Introductory Biology of Amphibians and Reptiles). [s.l.] : Academic Press, 2001. 630 s. ISBN 978-0-12-782622-6. S. 522-529. (A k tomu poznámka dole na tejto webstránke [7].html])
