Homalopoma nocturnum
| Homalopoma nocturnum | |
|---|---|
|   | |
| Drawing of a shell of Homalopoma nocturnum | |
| Scientific classification   | |
| Kingdom: | Animalia | 
| Phylum: | Mollusca | 
| Class: | Gastropoda | 
| Subclass: | Vetigastropoda | 
| Order: | Trochida | 
| Superfamily: | Trochoidea | 
| Family: | Colloniidae | 
| Genus: | Homalopoma | 
| Species: | H. nocturnum | 
| Binomial name | |
| Homalopoma nocturnum (Gould, 1861) | |
| Synonyms | |
| 
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Homalopoma nocturnum is a species of sea snail, a marine gastropod mollusc in the family Colloniidae.[1]
Description
The size of the shell varies between 4 mm and 7 mm. The small, solid shell has a globose shape. It has 4-4½ rotund whorls, marked with subgranulose transverse ribs. The suture is obvious. The rotund aperture is iridescent and pearly within. The lip is thickened.[2]
Distribution
This marine species occurs off Southern Japan.
References
- ^ Homalopoma nocturnum (Gould, 1861). Retrieved through: World Register of Marine Species on 23 February 2013.
- ^ G.W. Tryon (1888), Manual of Conchology X; Academy of Natural Sciences, Philadelphia (described as Leptothyra rubra and identified as Collonia rubra)
- Lee, J.J., 1990. Bioecological study of the northern coastal area in Chenju Island. Korean Journal of Malacology 6(1):33–44
External links
- "Homalopoma nocturnum". Gastropods.com. Retrieved 16 January 2019.