nana Williston, 1896: 396 (Discocerina) .

Type locality, West Indies, St. Vincent. LT M (designated by Mathis & Edmiston, 1991: 824) (BMNH).

Distr.: Neotropical: Costa Rica, Colombia, West Indies (Dominican Republic, Dominica, Puerto Rico, St. Vincent). Refs.: Cresson, 1924: 159 (generic comb. as Ditrichophora nana); Zatwarnicki & Mathis, 2001: 39 (generic comb.).