''Hebius'' is a

genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...

of snakes in the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Colubridae Colubridae (, commonly known as colubrids , from , 'snake') is a family of snakes. With 249 genera, it is the largest snake family. The earliest fossil species of the family date back to the Late Eocene epoch, with earlier origins suspected. C ...

Geographic range

The genus ''Hebius'' is

endemic Endemism is the state of a species being found only 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 foun ...

Asia Asia ( , ) is the largest continent in the world by both land area and population. It covers an area of more than 44 million square kilometres, about 30% of Earth's total land area and 8% of Earth's total surface area. The continent, which ...

.Guo et al.

Taxonomy

All of the member

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

of the genus ''Hebius'' were formerly placed in the genus '' Amphiesma'', but in 2014 Guo et al. placed most species of ''Amphiesma'' in the genus ''Hebius''. They placed other species in the genus ''

Herpetoreas ''Herpetoreas'' is a genus of snakes in the subfamily Natricinae of the Family (biology), family Colubridae. The genus is Endemism, endemic to South Asia. Species The genus ''Herpetoreas'' contains the following 7 species, which are recognized a ...

'', leaving ''Amphiesma'' a

monotypic taxon In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of Genus, genera, the term ...

containing only the species ''

Amphiesma stolatum The buff striped keelback (''Amphiesma stolatum'') is a species of nonvenomous colubrid snake found across Asia. It is a typically non-aggressive snake that feeds on frogs and toads. It belongs to the subfamily Natricinae, and is closely related ...

''.

Species

The following 48 species are recognized as being valid. *'' Hebius andreae'' ( Ziegler & Quyet, 2006) – Andrea’s keelback *'' Hebius annamensis'' Bourret, 1934 – Annam keelback *'' Hebius arquus'' (

David David (; , "beloved one") was a king of ancient Israel and Judah and the third king of the United Monarchy, according to the Hebrew Bible and Old Testament. The Tel Dan stele, an Aramaic-inscribed stone erected by a king of Aram-Dam ...

& G. Vogel, 2010) *'' Hebius atemporalis'' (Bourret, 1934) – Tonkin keelback *''

Hebius bitaeniatus ''Hebius bitaeniatus'', commonly known as the two-striped keelback or Kutkai keelback, is a species of snake of the Family (biology), family Colubridae. It is found in Southeast and East Asia. Its reproduction is oviparous in nature Geographic ra ...

'' (

Wall A wall is a structure and a surface that defines an area; carries a load; provides security, shelter, or soundproofing; or serves a decorative purpose. There are various types of walls, including border barriers between countries, brick wal ...

, 1925) – Kutkai keelback *'' Hebius boulengeri'' ( Gressitt, 1937) – Tai-yong keelback, Boulenger’s keelback *'' Hebius celebicus'' ( W. Peters & Doria, 1878) – Sulawesi keelback *'' Hebius chapaensis'' Bourret, 1934 – Vietnam water snake *'' Hebius clerki'' (Wall, 1925) – Yunnan keelback *'' Hebius concelarus'' (

Malnate Malnate is a ''comune'' (municipality) in the province of Varese, in the Italian region of Lombardy. It lies in a mountainous region approximately north of Milan, in the foothills of the Alps The Alps () are some of the highest and most e ...

, 1963) *'' Hebius craspedogaster'' ( Boulenger, 1899) – Kuatun keelback *'' Hebius deschauenseei'' (

Taylor Taylor, Taylors or Taylor's may refer to: People * Taylor (surname) ** List of people with surname Taylor * Taylor (given name), including Tayla and Taylah * Taylor sept, a branch of Scottish clan Cameron * Justice Taylor (disambiguation) ...

, 1934) – northern keelback, Deschauensee’s keelback *'' Hebius flavifrons'' (Boulenger, 1887) – Sabah keelback *'' Hebius frenatus'' ( Dunn, 1923) – bridled keelback *'' Hebius groundwateri'' ( M.A. Smith, 1922) – Groundwater's keelback *'' Hebius igneus'' David, G. Vogel, T.Q. Nguyen, Orlov, Pauwels, Teynié & Ziegler, 2021 *'' Hebius inas'' (

Laidlaw Laidlaw (), organized as Laidlaw International, Inc. (with corporate headquarters in Naperville, Illinois) was the largest provider of intercity bus services, contract public transit and paratransit, and contract school bus service in both t ...

, 1901) – Malayan mountain keelback *'' Hebius ishigakiensis'' (Malnate & Munsterman, 1960) – Yaeyama keelback *'' Hebius johannis'' (Boulenger, 1908) – Johann's keelback *'' Hebius kerinciensis'' (David & Das, 2003) *'' Hebius khasiensis'' (Boulenger, 1890) – Khasi Hills keelback, Khasi keelback *'' Hebius lacrima'' Purkayastha & David, 2019 – crying keelback *'' Hebius leucomystax'' (David, Bain, T.Q. Nguyen, Orlov, G. Vogel, Thanh & Ziegler, 2007) – white-lipped keelback *'' Hebius maximus'' Malnate,.1962 – western China keelback *'' Hebius metusia'' ( Inger, E. Zhao, Shaffer & G. Wu, 1990) – Wa Shan keelback *'' Hebius miyajimae'' ( Maki, 1931) – Maki's keelback *'' Hebius modestus'' (Günther, 1875) – modest keelback *'' Hebius nigriventer'' (Wall, 1925) *'' Hebius octolineatus'' (Boulenger, 1904) – eight-lined keelback *'' Hebius optatus'' ( Hu & E. Zhao, 1966) – Mount Omei keelback *'' Hebius parallelus'' (Boulenger, 1890) – Yunnan keelback *'' Hebius petersii'' (Boulenger, 1893) – Peters's keelback *'' Hebius popei'' (

Schmidt Schmidt may refer to: * Schmidt (surname), including list of people and fictional characters with the surname * Schmidt (singer) (born 1990), German pop and jazz singer * Schmidt (lunar crater), a small lunar impact crater * Schmidt (Martian c ...

, 1925) – Pope's keelback *'' Hebius pryeri'' (Boulenger, 1887) – Pryer's keelback *'' Hebius sanguineus'' ( Smedley, 1931) – Cameron Highlands keelback *'' Hebius sangzhiensis'' Zhou et al., 2019 – Sangzhi keelback *'' Hebius sarasinorum'' (Boulenger, 1896) – Sarasin’s keelback *'' Hebius sarawacensis'' (Günther, 1872) – Sarawak keelback *'' Hebius sauteri'' (Boulenger, 1909) – Kosempo keelback *'' Hebius septemlineatus'' (Schmidt, 1925) – Tengchong keelback *'' Hebius taronensis'' (M.A. Smith, 1940) – Kachin keelback *'' Hebius terrakarenorum'' Hauser, Smits, & David, 2022 *'' Hebius venningi'' (Wall, 1910) – Chin Hills keelback *'' Hebius vibakari'' ( H. Boie, 1826) – Japanese keelback *'' Hebius viperinus'' ( Schenkel, 1901) *'' Hebius weixiensis''

Hou Hou or HOU may refer to: Places * Hou (Odder Municipality), a town in Denmark * Hellenic Open University, in Patras, Greece * Hounslow railway station (National Rail station code: HOU), London, England * A common abbreviation for the U.S. city ...

, Yuan, Wei, G. Zhao, G. Liu, Y. Wu, Shen, Chen, Guo & Che, 2021 – Weixi keelback *'' Hebius yanbianensis'' Q. Liu, Zhong,

Wang Wang may refer to: Names * Wang (surname) Wang () is the pinyin romanization of Chinese, romanization of the common Chinese surname (''Wáng''). It has a mixture of various origin with uncertain lineage of family history, however it is c ...

, Y. Liu & Guo, 2018) – Yanbian keelback *'' Hebius youjiangensis'' Yang, Xu, Wu, Gong, Huang & Huang, 2023 ''

Nota bene ( ; plural: ) is the Latin language, Latin phrase meaning ''note well''. In manuscripts, ''nota bene'' is abbreviated in upper-case as NB and N.B., and in lower-case as n.b. and nb; the editorial usages of ''nota bene'' and ''notate bene'' fi ...

'': A

binomial authority In taxonomy, binomial nomenclature ("two-term naming system"), also called binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts, both of which use Latin grammatical forms, altho ...

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

Geographic range

Taxonomy

Species

References

Further reading