†Mariacolpus plebeia Say 1824
Gastropoda - Sorbeoconcha - Turritellidae
Alternative combinations: Turritella (Turritella) plebeia, Turritella plebeia
Belongs to Mariacolpus according to A. J. W. Hendy et al. 2008
Sister taxa: Mariacolpus aequistriatus, Mariacolpus covepointensis, Mariacolpus lindajoyceae, Mariacolpus octonaria
Subtaxa: Turritella plebeia carinata, Turritella plebeia plebeia