Semicassis undulata
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  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Clade: | Caenogastropoda |
| Clade: | Hypsogastropoda |
| Order: | Littorinimorpha |
| Family: | Cassidae |
| Genus: | Semicassis |
| Species: | S. undulata |
| Binomial name | |
| Semicassis undulata (Gmelin, 1791) | |
| Synonyms[1] | |
| |
Taxonomy
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
This species occurs in the Mediterranean Sea and in the Atlantic Ocean off Northwest Africa and the Macaronesian Islands.
gollark: No?
gollark: Basically, you can define enum-y things with different types of value stored in each variant.
gollark: Tagged unions?
gollark: You can do stuff without them but will end up doing it in some vaguely horrible way.
gollark: TS lacks stuff like algebraic data types still.
References
- 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
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