Work found, with species-group names introduced therein:
Mikkelsen, P. S. and P. M. Mikkelsen. 1984. Comparison of Acteocina canaliculata (Say, 1826), A. candei (d'Orbigny, 1841), and A. atrata spec. nov. (Gastropoda: Cephalaspidea). Veliger 27 164-192. [Stated date: 05 Oct 1984.] Acteocina atrata