Homalopoma baculum

Homalopoma baculum, common name the berry dwarf turban, is a species of small sea snail with calcareous opercula, a marine gastropod mollusk in the family Colloniidae.[1][2]

Homalopoma baculum
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Vetigastropoda
Superfamily: Phasianelloidea
Family: Colloniidae
Subfamily: Colloniinae
Genus: Homalopoma
Species:
H. baculum
Binomial name
Homalopoma baculum
(Carpenter, 1864)
Synonyms
  • Collonia paucicostata Sowb. (not Dall)
  • Leptothyra bacula Carpenter, 1864 (original combination)

Description

The height of the shell varies between 3.5 mm and 8 mm. The small, rufous ashy shell has a depressed-globose shape. It is solid and imperforate. It contains four slightly convex whorls that are rapidly increasing. The sculpture is obsoletely but regularly spirally striate. The large aperture is oblique and deflexed above.[3]

Distribution

This common marine species occurs between tides and under rocks in the Salish Sea, Northwest America to Baja California, Mexico.

References
  1. Rosenberg, G. (2012). Homalopoma baculum (Carpenter, 1864). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=528064 on 2013-02-10
  2. Turgeon, D.D., et al. 1998. Common and scientific names of aquatic invertebrates of the United States and Canada. American Fisheries Society Special Publication 26
  3. G.W. Tryon (1888), Manual of Conchology X; Academy of Natural Sciences, Philadelphia (described as Leptothyra bacula)
  • To Barcode of Life (2 barcodes)
  • To Biodiversity Heritage Library (3 publications)
  • To Encyclopedia of Life
  • To USNM Invertebrate Zoology Mollusca Collection
  • To USNM Invertebrate Zoology Mollusca Collection
  • To ITIS
  • To World Register of Marine Species
  • "Homalopoma baculum". Gastropods.com. Retrieved 16 January 2019.
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