This species is 45% complete

Cyriocosmus williamlamari Kaderka, 2015

Venezuela ♀

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IUCN Status

IUCN Red List Status

Cyriocosmus williamlamari

Photo by William Lamar

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Taxonomy and History

Scientific Name : Cyriocosmus williamlamari

Described By: Kaderka, 2015
Researcher Profile: Radan Kaderka
Genus: Cyriocosmus
Etymology: The specific name is a patronym in honour of Dr William Lamar, who found this new species in Venezuela whilst filming with the BBC.
Original Type Locality: Venezuela, Apure, Rio Matiyure, Hato El Cedral

Specimen Records

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Adult Male Activity

The Neotropical genus Cyriocosmus Simon, 1903 and new species from Peru, Brazil and Venezuela (Araneae: Theraphosidae: Theraphosinae)

Radan Kaderka ,2015
Cyriocosmus peruvianus sp. nov., C. itayensis sp. nov., C. aueri sp. nov., C. giganteus sp. nov. from Peru, Loreto region, C. hoeferi sp. nov. from Brazil, C. williamlamari sp. nov. and C. nicholausgordoni sp. nov. from Venezuela are described, illustrated, diagnosed and both sexes, if known, keyed. New Peruvian species can be distinguished from all congeners, except C. bertae Pérez-Miles, 1998 and C. pribiki Pérez-Miles and Weinmann, 2009, by the uniformly coloured carapace and abdomen without stripes and by the short paraembolic apophysis in male palpal bulb. The female of Cyriocosmus ritae Pérez-Miles, 1998 is described for the first time from a known Peruvian population near Iquitos.
Journal of Natural History, DOI: 10.1080/00222933.2015.1076082
- Cyriocosmus itayensis, Cyriocosmus aueri, Cyriocosmus hoeferi, Cyriocosmus williamlamari, Cyriocosmus nicholausgordoni, Cyriocosmus giganteus, Cyriocosmus peruvianus

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