Homalopoma fluctuata

Taxobox
name = "Homalopoma fluctuata"


image_caption =
regnum = Animalia
phylum = Mollusca
classis = Gastropoda
subclassis = Prosobranchia
ordo = Archaeogastropoda
superfamilia = Trochacea
familia = Turbinidae
genus = "Homalopoma"
species = "H. fluctuata"
binomial = "Homalopoma fluctuata"
binomial_authority = (Hutton, 1883)
synonyms = "Cyclostrema fluctuata" Hutton, 1883
"Leptothyra fluctuata immaculata" Suter, 1908

"Homalopoma fluctuata" is a minute sea snail, a marine gastropod mollusc in the family Turbinidae.

Distribution

This species is endemic to New Zealand.

Habitat

This shell is found on sand or fine gravel bottoms at depths of between 25 and 90 m.

hell description

The shell is depressed-, solid, sculptured with numerous low rounded spiral cords, with narrow interspaces, ten on the penultimate whorl. The umbilicus is deep and narrow, its approaches free of spirals but often weakly axially crenulated.

Shell coloration is buff, with irregular axial streaks of yellowish-brown.

The shell height is up to 2.25 mm, and the width is up to 3 mm.

References

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