Penion subregularis

Penion subregularis
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Family:	Austrosiphonidae
Genus:	Penion
Species:	†P. subregularis
Binomial name
	†Penion subregularis; (A. d'Orbigny, 1852)
Synonyms
	† Fusus darwinianus R. A. Philippi, 1887 junior objective synonym (unnecessary replacement name); † Fusus regularis G. B. Sowerby I, 1846 junior homonym (junior primary homonym of F....); † Fusus subregularis (A. d'Orbigny, 1852) (superseded combination);

Penion subregularis is an extinct species of marine snail or whelk, belonging to the true whelk family Austrosiphonidae. ^[1]

References