nominal species Undulatula tangulaensis Gu, 1976

Undulatula tangulaensis Gu, 1976

Gu, 1976. Lamell. Foss. China: 326, pl 91, figs. 1, 6-8.

=

Taxonomic Opinions

= Sichuanoconcha tangulaensis (Gu) — Fang et al., 2009