Genus Ancistroxenus Schubart, 1947
Ancistroxenus comans (Loomis, 1934)
Lophoproctus comans Loomis, 1934 . Smithsonian Miscellaneous Collections, 89(14): 4, 5, plate 1, fig. 1; HT FE- MALE (USNM).
Ancistroxenus tupiensis Schubart, 1947 . Boletim do Museu Nacional, Rio de Janeiro, 82: 41, plate 14, figs. 39–41; ST MALE/FEMALES (MNRJ); synonymized under comans by Ishii et al. 1999. Amazoniana, 15(3/4): 251.
Plesioproctus comans — Condé 1964 . Revue Française d’ Entomologie, 31(1): 61–66, figs. 1–2.
Plesioproctus comans — Terver et al. 1968 . Entomologiske Meddelelser, 36(2): 191, figs. 1–7 (reports A. comans from Venezuela).
Plesioproctus comans — Hoffman 1999 . Virginia Museum of Natural History. Special Publication Number 8: 13.
Ancistroxenus comans — Ishii et al. 1999 . Amazoniana, 15(3/4): 251, figs. 47–52.
Ancistroxenus comans —Nguyen Duy-Jacquemin 2002 . Zoosystema, 24(2): 464, fig. 5.
Ancistroxenus comans — Hoffman et al. 2002 . In Adis (Ed.), Amazonian Arachnida and Myriapoda: 531.
Ancistroxenus comans —Nguyen Duy-Jacquemin & Geoffroy 2003 . African Invertebrates, 44(1): 97.
Distribution in Venezuela: Las Trincheras, without further detail (Terver et al. 1968); most likely referring to Las Trincheras, near Valencia, Carabobo State.
Ancistroxenus obscurisetus (Silvestri, 1898)
Lophoproctus obscuriseta Silvestri, 1898 . Anales del Museo Nacional de Buenos Aires, 6: 54; HT (ZMUC); ST (USNM).
Lophoproctus obscuriseta — Silvestri 1903 . Bollettino dei Musei di Zoologia e di Anatomia Comparata R. Università di Torino, 18(433): 20.
Plesioproctus obscurisetus — Terver et al. 1968 . Entomologiske Meddelelser, 36(2): 201, figs. 8–11 (lectotype designation).
Ancistroxenus obscurisetus —Nguyen Duy-Jacquemin 2002 . Zoosystema, 24(2): 469.
Ancistroxenus obscurisetus —Nguyen Duy-Jacquemin & Geoffroy 2003 . African Invertebrates, 44(1): 97.
Distribution in Venezuela: Caracas, Distrito Capital (former Distrito Federal), Miranda State; La Moka (near Caracas according to Silvestri 1898; 1903); Las Trincheras, Carabobo State (Terver et al. 1968).