Name
Littorina
periwinkle
Framing
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Genus: Littorina
Habitat
Marine, on rocky substrate in the supra- and intertidal zone.
Feeding
Phytophagous (algae)
Distribution
Cosmopolitan
Conservation status
Most species without problems.
Additional information
Globose shells, dark-colored, more or less smooth, with a rounded stoma and a blackish horny operculum.
Links
Bibliography
Reid, D.G. (1996). Systematics and evolution of Littorina. The Ray Society. 463p
- Estévez Daniel 2018. Causas del polimorfismo de color en poblaciones naturales de "Littorina fabalis". Tesis doctoral (http://www.investigo.biblioteca.uvigo.es/xmlui/handle/11093/1012).