Enulius

Superregnum: Eukaryota
Regnum: Animalia
Subregnum: Eumetazoa
Cladus: Bilateria
Cladus: Nephrozoa
Superphylum: Deuterostomia
Phylum: Chordata
Cladus: Craniata
Subphylum: Vertebrata
Infraphylum: Gnathostomata
Superclassis: Tetrapoda
Cladus: Reptiliomorpha
Cladus: Amniota
Classis: Reptilia
Cladus: Eureptilia
Cladus: Romeriida
Subclassis: Diapsida
Cladus: Sauria
Infraclassis: Lepidosauromorpha
Superordo: Lepidosauria
Ordo: Squamata
Subordo: Serpentes
Infraordo: Caenophidia
Superfamilia: Colubroidea

Familia: Colubridae
Subfamilia: Xenodontinae
Genus: Enulius
Species: E. bifoveatus – E. flavitorques – E. oligostichus – E. roatanensis
Name

Enulius
Vernacular names
English: Longtail Snakes

Enulius is a genus of snakes in the family Colubridae. The genus is endemic to the Americas.

Geographic range

Species in the genus Enulius are found in northern Mexico, Central America, and northwestern South America.[1]
Species and subspecies

The following species and subspecies are recognized as being valid.[1]

Enulius bifoveatus McCranie & G. Köhler, 1999
Enulius flavitorques (Cope, 1868)
Enulius flavitorques flavitorques (Cope, 1868)
Enulius flavitorques sumichrasti Bocourt, 1883
Enulius flavitorques unicolor (Fischer, 1881)
Enulius oligostichus H.M. Smith, Arndt & Sherbrook, 1967
Enulius roatanensis McCranie & G. Köhler, 1999

Nota bene: A binomial authority or trinomial authority in parentheses indicates that the species or subspecies was originally described in a genus other than Enulius.
Etymology

The subspecific name, sumichrasti, is in honor of Swiss-born Mexican naturalist Adrien Jean Louis François de Sumichrast (1828–1882).[2]
References

Genus Enulius at The Reptile Database

Beolens, Bo; Watkins, Michael; Grayson, Michael (2011). The Eponym Dictionary of Reptiles. Baltimore: Johns Hopkins University Press. xiii + 296 pp. ISBN 978-1-4214-0135-5. (Enulius flavitorques sumichrasti, p. 258).