Acanthoctenus is a genus of Central to South American wandering spiders first described by Eugen von Keyserling in 1877.
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: 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:Arizala, Stephany, Facundo Martin Labarque, and Daniele Polotow. "Revision of the Neotropical spider genus Acanthoctenus (Araneae: Ctenidae: Acanthocteninae)." Zootaxa 4920.1 (2021): 1-55.
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.
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