MUSSELpdb

Introduction

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d'basing

Taxonomy

all genera

Unionidae

Margaritiferidae

Hyriidae

Etheriidae

Mycetopodidae

Iridinidae

Species & Genus Richness by
Taxonomy

Geography

Summary

North America

Central America

South America

Afrotropics

North Eurasia

East Asia

Australasia

Species Richness & Endemism by
Geography

Data last updated
Thu 18 Dec 2025

Bivalvia | Unionoida | Unionoidea | Unionidae | Sulcatapex cretaceus

nominal species Sulcatapex cretaceus Yen, 1946

= Sulcatapex cretaceus

Taxonomic Opinions

+ — Millard, 2001

= Sulcatapex cretaceus Yen, 1946 — Modell, 1957

= Sulcatapex cretaceus Yen — Yen, 1951