Pachyoliva

Pachyoliva
Olivella columellaris crawling, scale bar: 1 cm. Arrowhead highlights lateral propodial appendage. From [1]
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Caenogastropoda clade Hypsogastropoda clade Neogastropoda
Superfamily:	Olivoidea
Family:	Olividae
Subfamily:	Olivellinae
Genus:	Olivella
Subgenus:	Pachyoliva Olsson, 1956[2]

Pachyoliva is a subgenus of small sea snails, marine gastropod mollusks in the genus Olivella, the dwarf olives, within the family Olividae, the olives. Species in this subgenus inhabit soft sediments in the intertidal (or eulittoral) and subtidal (or sublittoral) zones of sandy beaches of the Panamic faunal province, that is, the west coast of the Americas from Baja California to north Peru.