Spectamen tryphenense

Taxobox
name = "Spectamen tryphenense"


image_caption =
regnum = Animalia
phylum = Mollusca
classis = Gastropoda
ordo = Archaeogastropoda
familia = Trochidae
genus = "Spectamen"
species = "S. tryphenense"
binomial = "Spectamen tryphenense"
binomial_authority = (Powell, 1930)
synonyms = "Zeminolia tryphenensis" Powell, 1930

"Spectamen tryphenense" is a small deepwater sea snail, a marine gastropod mollusc in the family Trochidae.

Distribution

This species is endemic to the North Island of New Zealand, from North Cape to East Cape including offshore islands.

Habitat

This deepwater top shell lives at depths of between 10 and 160 m.

hell description

The shell is with an elevated spire. The whorls are narrowly shouldered, and with distant spiral cords on the spire-whorls, faint close spiral threads on the upper base, and strong beaded cords, margining and continuing into a wide umbilical area.

The shell height is up to 5.75 mm, and the width is up to 6.25 mm.

References

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