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The Colubrinae are a subfamily of snakes within the family Colubridae. It includes numerous genera, and although taxonomic sources often disagree on the exact number, the Reptile Database lists 717 species in 92 genera as of September 2019. [2] It is the second largest subfamily of colubrids, after Dipsadinae. [2]
However, certain species of snakes from the subfamilies of Natricinae and Colubrinae are viviparous (mode of reproduction where young are live birthed). These viviparous species can birth various amounts of offspring at a time, but the exact number of offspring depends on the size and species of snake. [4]
The Colubroides are a clade in the suborder Serpentes (). [3] It contains over 85% of all the extant species of snakes. [4] [3] [5] The largest family is Colubridae, but it also includes at least six other families, [3] [6] at least four of which were once classified as "Colubridae" before molecular phylogenetics helped in understanding their relationships.
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Colubrina species are used as food plants by the larvae of some Lepidoptera species including Bucculatrix kendalli which feeds exclusively on C. texensis. Colubrina asiatica , native to tropical Asia, eastern Africa and northern Australia, has become an invasive species in Florida .
Colubrinae: Genus: Sonora Baird & Girard, 1853: Type species; Sonora semiannulata. ... Species of the genus Sonora range through central and northern Mexico, ...
Chironius spixii is a species of nonvenomous snake in the subfamily Colubrinae of the family Colubridae. The species is native to northwestern South America. The species is native to northwestern South America.
The genus is native to Africa. All species in the genus have a slender and elongated profile, a long tail, a narrow head and a pointed snout. The eye of all species has a horizontal pupil, shaped like a keyhole, which gives twig snakes binocular vision. Twig snakes are greyish-brown with faint light and dark markings.