Semicassis undulata is a Mediterranean species of medium-sized sea snail, a marine gastropod mollusc in the subfamily Cassinae, the helmet snails and bonnet snails.

Semicassis undulata
Two live individuals in Archi, Reggio Calabria, Italy
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Littorinimorpha
Family: Cassidae
Genus: Semicassis
Species:
S. undulata
Binomial name
Semicassis undulata
(Gmelin, 1791)
Synonyms[1]
  • Phalium undulatum (Gmelin, 1791)
  • Semicassis granulata undulata (Gmelin, 1791)

Taxonomy edit

This taxon was previously sometimes referred to at subspecies level as Semicassis granulata undulata, but in 2019, the World Register of Marine Species lists this Mediterranean taxon as a separate species from Semicassis granulata, which is a Western Atlantic taxon.[1]

Distribution edit

This species occurs in the Mediterranean Sea and in the Atlantic Ocean off Northwest Africa and the Macaronesian Islands.

References edit

  1. ^ a b Rosenberg, G. (2012). Semicassis granulata undulata (Gmelin, 1791). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=591482 on 2012-06-17
  • Kreipl K. 1997. Recent Cassidae. Christa Hemmen, Wiesbaden, 151 p. page(s): 55