''Davus'', also known as the tiger rump tarantulas, is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial nom ...

spider Spiders (order Araneae) are air-breathing arthropods that have eight legs, chelicerae with fangs generally able to inject venom, and spinnerets that extrude silk. They are the largest order of arachnids and rank seventh in total species ...

s in the family

Theraphosidae Tarantulas comprise a group of large and often hairy spiders of the family Theraphosidae. , 1,040 species have been identified, with 156 genera. The term "tarantula" is usually used to describe members of the family Theraphosidae, although m ...

(tarantulas). It was formerly included in ''

Cyclosternum ''Cyclosternum'' is a genus of tarantulas that was first described by Anton Ausserer in 1871. Species it contains twelve species, found in South America, Costa Rica, and Mexico: *'' Cyclosternum darienense'' Gabriel & Sherwood, 2022 = Panama * ...

''. They are medium to large

tarantulas Tarantulas comprise a group of large and often hairy spiders of the family Theraphosidae. , 1,040 species have been identified, with 156 genera. The term "tarantula" is usually used to describe members of the family Theraphosidae, although ...

, found in

Central America Central America ( es, América Central or ) is a subregion of the Americas. Its boundaries are defined as bordering the United States to the north, Colombia to the south, the Caribbean Sea to the east, and the Pacific Ocean to the west. ...

and

Mexico Mexico (Spanish language, Spanish: México), officially the United Mexican States, is a List of sovereign states, country in the southern portion of North America. It is borders of Mexico, bordered to the north by the United States; to the so ...

Diagnosis

They are characterized by the opisthosomal pattern which are made of several red-orange stripes. Though further identification between species is decided mainly on the palpal bulb and spermatheca morphology. As ''

Davus pentaloris ''Davus pentaloris'' is a species of New World tarantula (family Theraphosidae) native to Mexico and Guatemala. ''Davus'' was at one time considered to be a synonym of '' Cyclosternum'', and its species were placed in that genus, but this is no l ...

'' owns a high variations of size, patterning and morphology.

Species

, the

World Spider Catalog The World Spider Catalog (WSC) is an online searchable database concerned with spider taxonomy. It aims to list all accepted families, genera and species, as well as provide access to the related taxonomic literature. The WSC began as a series of ...

accepted the following species: *''

Davus fasciatus ''Davus fasciatus'', commonly known as the Costa Rican tiger rump, is a species of a new-world tarantula native to Costa Rica. This is a terrestrial species with a maximum legspan of , which makes it a rather small tarantula species, yet it is ...

'' O. Pickard-Cambridge, 1892 (

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 specim ...

) –

Costa Rica Costa Rica (, ; ; literally "Rich Coast"), officially the Republic of Costa Rica ( es, República de Costa Rica), is a country in the Central American region of North America, bordered by Nicaragua to the north, the Caribbean Sea to the no ...

Panama Panama ( , ; es, link=no, Panamá ), officially the Republic of Panama ( es, República de Panamá), is a transcontinental country spanning the southern part of North America and the northern part of South America. It is bordered by Co ...

*''

'' (Simon, 1888) –

Guatemala Guatemala ( ; ), officially the Republic of Guatemala ( es, República de Guatemala, links=no), is a country in Central America. It is bordered to the north and west by Mexico; to the northeast by Belize and the Caribbean; to the east by Hon ...

*''

Davus ruficeps ''Davus'', also known as the tiger rump tarantulas, is a genus of spiders in the family Theraphosidae (tarantulas). It was formerly included in '' Cyclosternum''. They are medium to large tarantulas, found in Central America and Mexico. Diagno ...

'' (Simon, 1891) – Mexico, Guatemala,

El Salvador El Salvador (; , meaning " The Saviour"), officially the Republic of El Salvador ( es, República de El Salvador), is a country in Central America. It is bordered on the northeast by Honduras, on the northwest by Guatemala, and on the south ...

Honduras Honduras, officially the Republic of Honduras, is a country in Central America. The republic of Honduras is bordered to the west by Guatemala, to the southwest by El Salvador, to the southeast by Nicaragua, to the south by the Pacific Oce ...

*''

Davus santos ''Davus'', also known as the tiger rump tarantulas, is a genus of spiders in the family Theraphosidae (tarantulas). It was formerly included in '' Cyclosternum''. They are medium to large tarantulas, found in Central America and Mexico. Diagno ...

'' Gabriel, 2016 – Panama

In synonymy

* ''Davus drymusetes'' (Valerio, 1982) = ''

'' * ''Davus morosum'' (Banks, 1909) = ''

'' * ''Davus mozinno'' Estrada-Alvarez, 2014 = ''

'' * ''Davus zebratum'' (Banks, 1909) = ''

References

Theraphosidae Theraphosidae genera Spiders of Mexico Spiders of Central America {{Theraphosidae-stub