''Enhydris'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

of slightly

venom Venom or zootoxin is a type of toxin produced by an animal that is actively delivered through a wound by means of a bite, sting, or similar action. The toxin is delivered through a specially evolved ''venom apparatus'', such as fangs or a sti ...

ous, rear-fanged,

snake Snakes are elongated, Limbless vertebrate, limbless, carnivore, carnivorous reptiles of the suborder Serpentes . Like all other Squamata, squamates, snakes are ectothermic, amniote vertebrates covered in overlapping Scale (zoology), scales. Ma ...

s in the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Homalopsidae The Homalopsidae are a family of snakes which contains about 28 genus, genera and more than 50 species. They are commonly known as Indo-Australian water snakes, mudsnakes, or bockadams. They are also known as ''ular air'' (lit. "water snake") in ...

. The genus is

endemic Endemism is the state of a species being found in a single defined geographic location, such as an island, state, nation, country or other defined zone; organisms that are indigenous to a place are not endemic to it if they are also found elsew ...

to the tropical area of Indo-Australian region.

Species

The following 6

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

are recognized: * ''

Enhydris chanardi The Sind River snake (''Enhydris chanardi''), also known commonly as Chanard's mud snake and Chan-ard's water snake, is a species of mildly venomous, rear-fanged snake in the family Homalopsidae. The species is endemic to Thailand. Geographic ...

Murphy Murphy () ( ga, Ua Murchadha) is an Irish surname and the most common surname in the Republic of Ireland. Origins and variants The surname is a variant of two Irish surnames: "Ó Murchadha"/"Ó Murchadh" (descendant of "Murchadh"), and "Mac ...

& Voris, 2005 * '' Enhydris enhydris'' ( Schneider, 1799) * ''

Enhydris innominata ''Enhydris'' is a genus of slightly venomous, rear-fanged, snakes in the family Homalopsidae. The genus is endemic to the tropical area of Indo-Australian region. Species The following 6 species are recognized: * '' Enhydris chanardi'' Murph ...

'' ( Morice, 1875) * ''

Enhydris jagorii ''Enhydris'' is a genus of slightly venomous, rear-fanged, snakes in the family Homalopsidae. The genus is endemic to the tropical area of Indo-Australian region. Species The following 6 species are recognized: * '' Enhydris chanardi'' Murph ...

'' ( W. Peters, 1863) * ''

Enhydris longicauda ''Enhydris'' is a genus of slightly venomous, rear-fanged, snakes in the family Homalopsidae. The genus is endemic to the tropical area of Indo-Australian region. Species The following 6 species are recognized: * '' Enhydris chanardi'' Murph ...

'' ( Bourret, 1934) * ''

Enhydris subtaeniata ''Enhydris'' is a genus of slightly venomous, rear-fanged, snakes in the family Homalopsidae. The genus is endemic to the tropical area of Indo-Australian region. Species The following 6 species are recognized: * '' Enhydris chanardi'' Murph ...

'' (Bourret, 1934) Several additional species have traditionally been placed here, but are now often in genera such as ''

Subsessor ''Subsessor'' is a genus of snake in the family Homalopsidae. The genus is monotypic, containing the sole species ''Subsessor bocourti''. The species is commonly known as Bocourt's mud snake or Bocourt's water snake and has traditionally been pla ...

'' and ''

Pseudoferania ''Pseudoferania'' is a genus of snake in the family Homalopsidae. The genus is monotypic, containing the sole species ''Pseudoferania polylepis'' (MacLeay's water snake). The snake is found in Australia and New Guinea. Description MacLeay's wate ...

''. Another species, ''

Enhydris smithi ''Enhydris'' is a genus of slightly venomous, rear-fanged, snakes in the family Homalopsidae. The genus is endemic to the tropical area of Indo-Australian region. Species The following 6 species are recognized: * '' Enhydris chanardi'' Murph ...

'' , was considered to be a valid species by

herpetologists Herpetology (from Greek ἑρπετόν ''herpetón'', meaning "reptile" or "creeping animal") is the branch of zoology concerned with the study of amphibians (including frogs, toads, salamanders, newts, and caecilians (gymnophiona)) and rept ...

M.A. Smith 1943, Das 2010, and Wallach et al. 2014, but was considered to be a synonym of ''Enhydris jagorii'' by Cox et al. 1998, and Murphy & Voris 2014. ''

Nota bene (, or ; plural form ) is a Latin phrase meaning "note well". It is often abbreviated as NB, n.b., or with the ligature and first appeared in English writing . In Modern English, it is used, particularly in legal papers, to draw the atten ...

'': In the list above, a

binomial authority In taxonomy, binomial nomenclature ("two-term naming system"), also called nomenclature ("two-name naming system") or binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, bot ...

in parentheses indicates that the species was originally described in a genus other than ''Enhydris''.

Etymology

The specific names, ''jagorii'' and ''smithi'', are in honor of German naturalist Fedor Jagor and British herpetologist

Malcolm Arthur Smith Malcolm Arthur Smith (1875 in New Malden, Surrey – 1958 in Ascot) was a herpetologist and physician working in the Malay Peninsula. Early life Smith was interested in reptiles and amphibians from an early age. After completing a degree in med ...

, respectively. Beolens, Bo; Watkins, Michael; Grayson, Michael (2011). ''The Eponym Dictionary of Reptiles''. Baltimore: Johns Hopkins University Press. xiii + 296 pp. . (''Enhydris jagorii'', p. 132; ''Enhydris smithi'', p. 247).

Species

Etymology

References

Further reading