Gyalopion quadrangulare

Gyalopion quadrangulare

Taxonavigation

Taxonavigation: Colubroidea

Superregnum: Eukaryota Cladus: Unikonta Cladus: Opisthokonta Cladus: Holozoa Regnum: Animalia Subregnum: Eumetazoa Cladus: Bilateria Cladus: Nephrozoa Superphylum: Deuterostomia Phylum: Chordata Subphylum: Vertebrata Infraphylum: Gnathostomata Megaclassis: Osteichthyes Cladus: Sarcopterygii Cladus: Rhipidistia Cladus: Tetrapodomorpha Cladus: Eotetrapodiformes Cladus: Elpistostegalia Superclassis: Tetrapoda Cladus: Reptiliomorpha Cladus: Amniota Classis: Reptilia Cladus: Eureptilia Cladus: Romeriida Subclassis: Diapsida Cladus: Sauria Infraclassis: Lepidosauromorpha Superordo: Lepidosauria Ordo: Squamata Cladus: Unidentata, Episquamata Cladus: Toxicofera Subordo: Serpentes Infraordo: Caenophidia Superfamilia: Colubroidea

Familia: Colubridae
Subfamilia: Colubrinae
Genus: Gyalopion
Species: Gyalopion quadrangulare
Subspecies: G. q. desertorum – G. q. quadrangulare

Name

• Gyalopion quadrangulare (Günther, 1890)

Holotype: BMNH 1946.1.1.75 (former 83.4.5.36), ♀.

Type locality: “Mexico, Presidio de Mazatlan in Sinaloa.”

Combinations

• Ficimia quadrangularis Günther, 1893: 99 [original combination]
• Gyalopion quadrangularis Günther, 1893 [subsequent combination]
• Gyalopion quadrangularis — Stebbins, 1985: 216 [subsequent combination]
• Gyalopion quadrangulare — Liner, 1994 [subsequent combination]
• Gyalopion quadrangulare — Crother, 2000 [subsequent combination]

References

Primary references

• Günther, A.C.L.G. 1885–1902. Biologia Centrali-Americana. Volume 7. Reptilia and Batrachia. R.H. Porter: London. xx + 326 pp., 76 pls. BHL Reference page. 

Additional references

• Stebbins, R.C. 1985. A Field Guide to Western Reptiles and Amphibians, 2nd ed. Houghton Mifflin, Boston.
• Collins J. T. 1997. Herpetological Circular 25: 1–40.

Links

• Uetz, P. & Hallermann, J. 2024. Gyalopion quadrangulare. The Reptile Database. Accessed on 25 April 2018.
• Hammerson, G.A., Frost, D.R. & Gadsden, H. 2007. IUCN: Gyalopion quadrangulare  (Least Concern). The IUCN Red List of Threatened Species 2007: e.T63818A12718380. DOI: 10.2305/IUCN.UK.2007.RLTS.T63818A12718380.en

Vernacular names

English: Thornscrub or Desert Hooknose Snake