Emarginula striatula

Taxobox
name = "Emarginula striatula"


status =
regnum = Animalia
phylum = Mollusca
classis = Gastropoda
subclassis = Prosobranchia
ordo = Archaeogastropoda
superfamilia = Fissurelloidea
familia = Fissurellidae
genus = "Emarginula"
species = "E. striatula"
binomial = "Emarginula striatula"
binomial_authority = Quoy and Gaimard, 1834

"Emarginula striatula" is a species of keyhole limpet, a marine gastropod mollusc in the family Fissurellidae.

Distribution

This species is endemic to New Zealand, including surrounding islands.

Habitat

This keyhole limpet is found on rocks from shallow water to depths of up to 185 m.

hell description

The shell is variable in size and shape - northern shells tend to be small, narrow and tall, and southern examples are large, broad and low-spired.

Sculpture consists of numerous crisp radial ribs, with weaker intermediates, that are delicately fenestrated by dense sharp concentric threads.

The shell height is up to 13 mm, and length 26 mm.

Coloration varies from white to pale greenish-white.

References

* Powell A. W. B., "New Zealand Mollusca", William Collins Publishers Ltd, Auckland, New Zealand 1979 ISBN 0-00-216906-1