''Cyclosternum'' 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 n ...

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 ...

that was first described by

Anton Ausserer Anton Ausserer (5 July 184320 July 1889)Maurer, Ferdinand: ''Nachruf an Dr. Anton Ausserer.'' Programm des kk. acad. Gymnasiums in Grätz. Graz 1890 was an Austrian naturalist specialising in spiders.Bonnet, Pierre: Bibliographia aranearum, Les ...

in 1871.

Species

it contains twelve species, found in South America, Costa Rica, and

Mexico Mexico ( Spanish: México), officially the United Mexican States, is a country in the southern portion of North America. It is bordered to the north by the United States; to the south and west by the Pacific Ocean; to the southeast by Guate ...

: *''

Cyclosternum darienense ''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 *' ...

'' Gabriel & Sherwood, 2022 =

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 ...

*''

Cyclosternum familiare ''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 *' ...

'' ( Simon, 1889) –

Venezuela Venezuela (; ), officially the Bolivarian Republic of Venezuela ( es, link=no, República Bolivariana de Venezuela), is a country on the northern coast of South America, consisting of a continental landmass and many islands and islets in ...

*'' Cyclosternum garbei'' ( Mello-Leitão, 1923) –

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 ...

*''

Cyclosternum gaujoni ''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 *' ...

'' Simon, 1889 –

Ecuador Ecuador ( ; ; Quechuan languages, Quechua: ''Ikwayur''; Shuar language, Shuar: ''Ecuador'' or ''Ekuatur''), officially the Republic of Ecuador ( es, República del Ecuador, which literally translates as "Republic of the Equator"; Quechuan ...

*''

Cyclosternum janthinum ''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 *' ...

'' (Simon, 1889) – Ecuador *''

Cyclosternum kochi ''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 *' ...

'' (Ausserer, 1871) – Venezuela *''

Cyclosternum ledezmae ''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 *' ...

'' (Vol, 2001) –

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 ...

*''

Cyclosternum palomeranum ''Cyclosternum palomeranum'' is a tarantula in the genus ''Cyclosternum'', first described by Rick C. West in 2020. This tarantula is found in Mexico in the state of Jalisco, and is named after Mr. N M Palomera. Description This tarantula i ...

'' West, 2000 –

*''

Cyclosternum rufohirtum ''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 *' ...

'' (Simon, 1889) – Venezuela *''

Cyclosternum schmardae ''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 *' ...

'' Ausserer, 1871 (

type Type may refer to: Science and technology Computing * Typing, producing text via a keyboard, typewriter, etc. * Data type, collection of values used for computations. * File type * TYPE (DOS command), a command to display contents of a file. * Ty ...

) – Colombia, Ecuador *''

Cyclosternum spinopalpus ''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 *' ...

'' (Schaefer, 1996) –

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 ...

*''

Cyclosternum viridimonte ''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 *' ...

'' Valerio, 1982 – Costa Rica

Nomen dubium In binomial nomenclature, a ''nomen dubium'' (Latin for "doubtful name", plural ''nomina dubia'') is a scientific name that is of unknown or doubtful application. Zoology In case of a ''nomen dubium'' it may be impossible to determine whether a s ...

* ''Cyclosternum pulcherrimaklaasi'' (Schmidt, 1991) - Ecuador

Transferred to other genera

* ''C. bicolor'' (Schiapelli & Gerschman, 1945) → ''

Cyriocosmus bicolor ''Cyriocosmus'' is a genus of tarantulas that was first described by Eugène Louis Simon in 1903. They are small to medium spiders, with a bicolored or one same color carapace. Diagnosis It differs from all other tarantulas by the paraembolic ...

'' * ''C. chickeringi'' (Caporiacco, 1955) → ''

Tmesiphantes chickeringi ''Tmesiphantes'' is a genus of Brazilian tarantulas in the subfamily Theraphosinae that was first described by Eugène Louis Simon in 1892. The genera ''Magulla'' and ''Melloleitaoina'' were brought into synonymy in 2019. Species it contains ...

'' ( Nomina dubia) * ''C. crassifemur'' (Gerschman & Schiapelli, 1960) → ''

Tmesiphantes crassifemur ''Tmesiphantes crassifemur'' is a species of theraphosine theraphosid spider. It is native to Argentina. Taxonomic history In 1960, Berta Gerschman de Pikelin and Rita Schiapelli described this species as ''Melloleitaoina crassifemur''. In 1 ...

'' * ''C. fasciatum'' (O. Pickard-Cambridge, 1892) → ''

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 ...

'' * ''C. hirsutum'' (Mello-Leitão, 1935) → ''

Homoeomma hirsutum ''Homoeomma'' is a genus of South American tarantulas that was first described by Anton Ausserer in 1871. It is considered a senior synonym of ''Calopelma'', ''Butantania'', and of ''Cyclothoracoides''. These tarantulas are usually quite small and ...

'' * ''C. ischnoculiforme'' Franganillo, 1926 → ''

Cyrtopholis ischnoculiformis ''Cyrtopholis'' is a genus of tarantulas that was first described by Eugène Louis Simon in 1892. Diagnosis This genus can be distinguished by being found in the Caribbean, and by the presence of claviform stridulatory hairs on the trochanter o ...

'' * ''C. janeirum'' (Keyserling, 1891) → ''

Tmesiphantes janeira ''Tmesiphantes'' is a genus of Brazilian tarantulas in the subfamily Theraphosinae that was first described by Eugène Louis Simon in 1892. The genera ''Magulla'' and ''Melloleitaoina'' were brought into synonymy in 2019. Species it contains ...

'' * ''C. longipes'' (Schiapelli & Gerschman, 1945) → ''

Holothele longipes ''Holothele'' is a genus of tarantulas that was first described by Ferdinand Anton Franz Karsch in 1879. Originally placed with the curtain-web spiders, it was transferred to the tarantulas in 1980. Diagnosis They can be distinguished by the ...

'' * ''C. macropus'' (Ausserer, 1875) → ''

Pseudoschizopelma macropus ''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 ...

'' * ''C. majus'' Franganillo, 1926 → '' Cyrtopholis major'' * ''C. melloleitaoi'' Bücherl, Timotheo & Lucas, 1971 → ''

Vitalius nondescriptus ''Vitalius'' is a genus of South American tarantulas that was first described by S. Lucas, P. I. da Silva Jr. & Rogério Bertani in 1993. Diagnosis They can be distinguished from other tarantulas by the lack of stridulating hairs on the prolater ...

'' * ''C. minensis'' (Mello-Leitão, 1943) → '' Plesiopelma minense'' * ''C. multicuspidatum'' (Mello-Leitão, 1929) → '' Proshapalopus multicuspidatus'' * ''C. nubilum'' (Simon, 1892) → ''

Tmesiphantes nubilus ''Tmesiphantes'' is a genus of Brazilian tarantulas in the subfamily Theraphosinae that was first described by Eugène Louis Simon in 1892. The genera ''Magulla'' and ''Melloleitaoina'' were brought into synonymy in 2019. Species it contains ...

'' * ''C. obesum'' (Simon, 1892) → ''

Bonnetina obscura ''Bonnetina'' is a genus of Mexican tarantulas that was first described by F. Vol in 2000. Morphology Before the era of genetics and molecular phylogeny, tarantulas were classified based on the presence or absence of physical traits and chara ...

'' ( Nomina dubia) * ''C. obscurum'' Simon, 1891 → ''

'' * ''C. pentalore'' (Simon, 1888) → ''

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 lo ...

'' * ''C. physopus'' (Mello-Leitão, 1926) → '' Plesiopelma physopus'' * ''C. rondoni'' (Lucas & Bücherl, 1972) → ''

'' * ''C. semiaurantiacum'' Simon, 1897 → '' Plesiopelma semiaurantiacum'' * ''C. serratum'' (Gerschman & Schiapelli, 1958) → '' Homoeomma uruguayense'' * ''C. stylipum'' Valerio, 1982 → ''

Stichoplastoris stylipus ''Stichoplastoris'' is a genus of Central American tarantulas that was first described by J.-P. Rudloff in 1997. Species it contains eight species, found in Panama, Belize, Costa Rica, and El Salvador: *'' Stichoplastoris angustatus'' (Kraus, 19 ...

'' * ''C. symmetricum'' (Bücherl, 1949) → '' Plesiopelma insulare''

References

External links

* * Theraphosidae genera Spiders of Central America Spiders of South America Taxa named by Anton Ausserer Theraphosidae Arachnids {{Theraphosidae-stub

Species

Nomen dubium In binomial nomenclature, a ''nomen dubium'' (Latin for "doubtful name", plural ''nomina dubia'') is a scientific name that is of unknown or doubtful application. Zoology In case of a ''nomen dubium'' it may be impossible to determine whether a s ...

Transferred to other genera

See also

References

External links