Taxa included

Hoff, C.C. (1946e). Three new species of heterosphyronid pseudoscorpions from Trinidad. American Museum Novitates 1322: 1–13.

Taxon
Tridenchthonius trinidadensis Hoff, 1946 (Pseudoscorpiones: Chthoniidae) 1–4, figs 1–3, Tridenchthonius trinidadensis
Pseudochthonius heterodentatus Hoff, 1946 (Pseudoscorpiones: Chthoniidae) 4–8, figs 4–8, Pseudochthonius heterodentatus
Tridenchthonius mexicanus Chamberlin and Chamberlin, 1945 (Pseudoscorpiones: Chthoniidae) 4, Tridenchthonius mexicanus
Tyrannochthonius insulae Hoff, 1946 (Pseudoscorpiones: Chthoniidae) 8–12, figs 9–11, Tyrannochthonius insulae