Phlyctiderma

Phlyctiderma Temporal range: Lutetian–recent, 47.8–0 Ma[1] PreꞒ Ꞓ O S D C P T J K Pg N
Phlyctiderma semiasperum
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Bivalvia
Order:	Venerida
Family:	Ungulinidae
Genus:	Phlyctiderma Dall, 1899
Synonyms[2]
Diplodonta (Phlyctiderma) Dall, 1899 Pegmapex S. S. Berry, 1960 Phlyctiderma (Pegmapex) S. S. Berry, 1960

Phlyctiderma is a genus of marine bivalves belonging to the family Ungulinidae.^[2]