Herpetopoma larochei alacerrima

From Wikipedia, the free encyclopedia

Herpetopoma larochei alacerrima
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Prosobranchia
Order: Archaeogastropoda
Superfamily: Trochacea
Family: Trochidae
Genus: Herpetopoma
Species: H. larochei
Subspecies: H. larochei alacerrima
Trinomial name
Herpetopoma larochei alacerrima
Dell, 1956

Herpetopoma larochei alacerrima is a subspecies of marine gastropod mollusc in the family Trochidae, the top shells.

[edit] Distribution

This top shell is endemic to the Cook Strait area of New Zealand.

[edit] Shell description

This is a regional subspecies, differing from the typical species in having more numerous beaded spiral cords, and a rounded, not angled, periphery.

The maximum shell height is 4.4 mm, and width 4.5 mm.

[edit] References