Acanthoctenus Explained

Acanthoctenus is a genus of Central to South American wandering spiders first described by Eugen von Keyserling in 1877.^[1]

Female A. remotus are larger than males of the species, reaching a body length of about . Males only grow up to .

Species

Acanthoctenus currently contains 13 described species:^[2]

• Acanthoctenus alux – Guatemala
• Acanthoctenus chickeringi – Panama
• Acanthoctenus dumicola – Venezuela
• Acanthoctenus gaujoni Simon, 1906 – Venezuela, Ecuador
• Acanthoctenus kollari (Reimoser, 1939) – Costa Rica
• Acanthoctenus lamarrei – Panama
• Acanthoctenus manauara – Brazil
• Acanthoctenus plebejus Simon, 1906 – Venezuela, Peru
• Acanthoctenus remotus Chickering, 1960 – Jamaica
• Acanthoctenus spiniger Keyserling, 1877 (type) – Mexico to Venezuela
• Acanthoctenus spinipes Keyserling, 1877 – Guatemala to Paraguay
• Acanthoctenus torotoro – Bolivia
• Acanthoctenus virginea – El Salvador

Incertae sedis

^[3]

• Acanthoctenus maculatus Petrunkevitch, 1925 – Panama (species inquirenda)
• Acanthoctenus obauratus Simon, 1906 – Brazil
• Acanthoctenus rubrotaeniatus Mello-Leitão, 1947 – Brazil

Acanthoctenus mammifer was formerly placed in this genus, but was transferred to the genus Viracucha.

Notes and References

1. Keyserling. E.. 1877. Ueber amerikanische Spinnenarten der Unterordnung Citigradae.. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien. 609–708. 26.
2. Gen. Acanthoctenus Keyserling, 1877. World Spider Catalog Version 20.0. 2019-05-23. 2019. Natural History Museum Bern. 10.24436/2.
3. Arizala, Stephany, Facundo Martin Labarque, and Daniele Polotow. "Revision of the Neotropical spider genus Acanthoctenus (Araneae: Ctenidae: Acanthocteninae)." Zootaxa 4920.1 (2021): 1-55.