''Lystrophis'' is the

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 tricolored

South America South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the southe ...

hognose Hognose snake is a common name for several unrelated species of snake with upturned snouts, classified in 2 colubrid snake genera and 1 pseudoxyrhophiid snake genus. They include the following genera: *''Heterodon'', which occur mainly in th ...

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. They mimic

milk snakes The milk snake or milksnake (''Lampropeltis triangulum''), is a species of kingsnake; 24 subspecies are currently recognized. ''Lampropeltis elapsoides'', the scarlet kingsnake, was formerly classified as a 25th subspecies (''L. t. elapsoides''), ...

coral snakes Coral snakes are a large group of elapid snakes that can be divided into two distinct groups, the Old World coral snakes and New World coral snakes. There are 16 species of Old World coral snakes, in three genera ('' Calliophis'', ''Hemibungarus' ...

with their red, black, and white ringed patterns.

Species

The genus ''Lystrophis'' contains five

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 ...

that are recognized as being valid. *''

Lystrophis dorbignyi ''Lystrophis'' is the genus of tricolored South American hognose snakes. They mimic milk snakes or coral snakes with their red, black, and white ringed patterns. Species The genus ''Lystrophis'' contains five species that are recognized as be ...

'' ( A.M.C. Duméril,

Bibron Gabriel Bibron (20 October 1805 – 27 March 1848) was a French zoologist and herpetologist. He was born in Paris. The son of an employee of the Museum national d'histoire naturelle, he had a good foundation in natural history and was hir ...

& A.H.A. Duméril, 1854) – southern

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

and southern

Paraguay Paraguay (; ), officially the Republic of Paraguay ( es, República del Paraguay, links=no; gn, Tavakuairetã Paraguái, links=si), is a landlocked country in South America. It is bordered by Argentina to the south and southwest, Brazil to th ...

Argentina Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, th ...

*''

Lystrophis histricus ''Lystrophis'' is the genus of tricolored South American hognose snakes. They mimic milk snakes or coral snakes with their red, black, and white ringed patterns. Species The genus ''Lystrophis'' contains five species that are recognized as be ...

'' (

Jan Jan, JaN or JAN may refer to: Acronyms * Jackson, Mississippi (Amtrak station), US, Amtrak station code JAN * Jackson-Evers International Airport, Mississippi, US, IATA code * Jabhat al-Nusra (JaN), a Syrian militant group * Japanese Article Num ...

, 1863) – southern Brazil, Paraguay, and

Uruguay Uruguay (; ), officially the Oriental Republic of Uruguay ( es, República Oriental del Uruguay), is a country in South America. It shares borders with Argentina to its west and southwest and Brazil to its north and northeast; while bordering ...

to northeastern Argentina *'' Lystrophis nattereri'' ( Steindachner, 1867) – southern Brazil *''

Lystrophis pulcher ''Lystrophis'' is the genus of tricolored South American hognose snakes. They mimic Milk Snakes, milk snakes or coral snakes with their red, black, and white ringed patterns. Species The genus ''Lystrophis'' contains five species that are rec ...

'' (Jan, 1863) – southern South America, parts of Brazil, Argentina, Paraguay and Bolivia *'' Lystrophis semicinctus'' (A.M.C. Duméril, Bibron & A.H.A. Duméril, 1854) – central Argentina to southern

Bolivia , image_flag = Bandera de Bolivia (Estado).svg , flag_alt = Horizontal tricolor (red, yellow, and green from top to bottom) with the coat of arms of Bolivia in the center , flag_alt2 = 7 × 7 square p ...

and southwestern Brazil Freiberg M (1982). ''Snakes of South America''. Hong Kong: T.F.H. Publications. 189 pp. . (Genus ''Lystrophis'', p. 103). ''Lystrophis dorbignyi'' is the

type species In zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the species that contains the biological type specimen ...

for the genus ''Lystrophis''. ''

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 ...

'': 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 ''Lystrophis''.

Taxonomy

All species of ''Lystrophis'' are sometimes included in the genus ''

Xenodon ''Xenodon'' is a genus of New World snakes in the subfamily Dipsadinae of the family Colubridae. Geographic range Species of the genus ''Xenodon'' are found in Mexico, Central America, and South America. Diet Snakes in the genus ''Xenodon'' pre ...

''.

References

External links

*https://web.archive.org/web/20100925051139/http://hognose.com/pages/species/lystrophis.htm *http://www.pardalisberlin.de/index.php/lystrophis Colubrids Reptiles of South America Snake genera Taxa named by Edward Drinker Cope {{Colubrids-stub

Species

Taxonomy

References

Further reading

External links