Knoutsodonta tridactila

Knoutsodonta tridactila is a species of sea slug, a dorid nudibranch, a shell-less marine gastropod mollusc in the family Onchidorididae.[2]

Knoutsodonta tridactila
Scientific classification
Kingdom:
Animalia
Phylum:
Mollusca
Class:
Gastropoda
(unranked):
clade Heterobranchia

clade Euthyneura
clade Nudipleura
clade Nudibranchia
clade Euctenidiacea

clade Doridacea
Superfamily:
Onchidoridoidea
Family:
Onchidorididae
Genus:
Knoutsodonta
Species:
K. tridactila
Binomial name
Knoutsodonta tridactila
(Ortea & Ballesteros, 1982)[1]
Synonyms
  • Onchidoris tridactila Ortea & Ballesteros, 1982

Distribution

This species was described from Verdicio, Asturias, on the Atlantic Ocean coast of Spain, 43°35′N 005°50′W. Additional specimens were found nearby at El Puntal, 43°30′N 005°14′W.

Description

Knoutsodonta tridactila is similar in appearance to Knoutsodonta depressa but is distinguished by having a rhinophore sheath with three elongate tubercles, similar to the ones which cover the dorsal surface of the mantle.

Diet

This species was found on the bryozoan Schizomavella linearis which is a food also reported for Knoutsodonta depressa.

References
  1. Ortea, J. A., & V. Ballesteros (1982). Sobre algunos Onchidoris Blainville, 1816 (Mollusca, Opistobranchia, Doridacea) del litoral iberico. Investigación Pesquera 46: 239-254.
  2. Gofas, S. (2015). Onchidoris tridactila. In: MolluscaBase (2015). Accessed through: World Register of Marine Species on 2016-01-23.
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