- Source: Helminthoglypta sequoicola
Helminthoglypta sequoicola, the redwood shoulderband snail, is a North American species of air-breathing land snail. Two subspecies are recognized:
Helminthoglypta sequoicola consors (S.S. Berry, 1938)
Previously called Helminthoglypta dupetithouarsi consors
Helminthoglypta sequoicola sequoicola (J. G. Cooper, 1866)