Ilanga undata

Ilanga undata is a species of sea snail, a marine gastropod mollusk in the family Solariellidae.[1][2]

Subspecies
  • Ilanga undata sphinx Herbert, 1987
  • Ilanga undata undata (G. B. Sowerby, 1870)

Ilanga undata
Shells of Ilanga undata sphinx (paratype at MNHN, Paris)
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Vetigastropoda
Order: Trochida
Superfamily: Trochoidea
Family: Solariellidae
Genus: Ilanga
Species:
I. undata
Binomial name
Ilanga undata
(G.B. Sowerby, 1870)
Synonyms[1]
  • Minolia undata von Martens, 1903
  • Solariella (Microgaza) undata (G.B. Sowerby, 1870)
  • Solariella undata G.B. Sowerby, 1870 (original description)
  • Solariella valdiviae Thiele, J., 1925

Description

The height of the shell attains 9 mm, its diameter 15 mm. The depressed, pale reddish or fawn shell is perforated with a round umbilicus up to the apex. It is faintly spirally lirate and angulated almost above the suture. It is rounded-angular at the middle of the keel. The corners are red-stained. The interstices show red waving lines.[3]

Distribution

This marine species occurs off the Agulhas Bank to the West Cape Province, South Africa

References

  1. WoRMS (2012). Ilanga undata (G.B. Sowerby, 1870). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=567659 on 2012-12-03
  2. Herbert D.G. (1987). Revision of the Solariellinae (Mollusca: Prosobranchia: Trochidae) in southern Africa. Annals of the Natal Museum 25(2):283-382.
  3. Tryon (1889), Manual of Conchology XI, Academy of Natural Sciences, Philadelphia (described as Solariella undata)
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