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Colubridae (/ k ə ˈ l uː b r ɪ d iː /, commonly known as colubrids / ˈ k ɒ lj ʊ b r ɪ d z /, from Latin: coluber, 'snake') is a family of snakes. With 249 genera, [2] it is the largest snake family. The earliest fossil species of the family date back to the Late Eocene epoch, with earlier origins suspected. [1]
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]
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.
Colubrid stubs (4 C, 212 P) Pages in category "Colubrids" The following 93 pages are in this category, out of 93 total. ... Common brown water snake; D. Diadophis ...
Colubroidea is a superfamily of snakes in the clade Colubroides that includes Colubridae, with some studies splitting Colubridae into multiple families that make up Colubroidea. Historically, Colubroidea also included other caenophidian snakes such as cobras and vipers, as these snakes form a clade. However these groups are now divided into ...
The following is a list of colubrid snakes of South Asia, primarily covering the region covered by mainland India, Pakistan, Nepal, Sri Lanka, Bangladesh, Bhutan, parts of Myanmar and the Andaman and Nicobar Island chains. This forms part of the complete list of snakes of South Asia.
P. olfersii is a venomous snake, and there have been reports of serious bites causing local and systemic effects requiring medical treatment. [15] The venom of P. olfersii is highly hemorrhagic, fibrinogenolytic, edematic, and has proteolytic activity 208% higher than Bothrops jararaca, in addition to containing neurotoxic properties.
At the end of the video, the snake feels threatened and strikes. Adults of Salvadora hexalepis are, on average, 20-46 inches (51–117 cm) in total length; [6] the record total length is 58 in (150 cm). [7] They have a distinctive, thick scale curved back over the top of the snout, and free at the edges. [7]