Monotypic arthropod genera

Sarotrocercus is a small Cambrian arthropod known from Burgess Shale, reaching a centimetre or two in length (). Sarotrocercus is only known from 7 specimens. It may lie in the arthropod crown group, and a recent study has revised some points of its original description.

Chosonentulus is a genus of proturans in the family Acerentomidae. The only species is Chosonentulus chosonicus.

Andinentulus is a genus of proturans in the family Acerentomidae. The only species is Andinentulus ebbei. It is found in South America.

genus of arthropods