Retusa crossei

Retusa crossei (Bucquoy, Dautzenberg & Dollfus, 1886)

Retusa crossei (Bucquoy, Dautzenberg & Dollfus, 1886) 2mm from Malta in 35 m.
Forum Natura Mediterraneo
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Class: Gastropoda  Cuvier, 1797
Subclass: Heterobranchia  J.E. Gray, 1840
Clade: Euthyneura  Spengel, 1881
Clade: Euopisthobranchia  Jörger et al., 2010
Clade: Cephalaspidea  P. Fischer, 1883
Superfamily: Philinoidea  J.E. Gray, 1850
Family:  Retusidae  Thiele, 1931
Genus: Retusa  Brown, 1827
Species: Retusa crossei (Bucquoy, Dautzenberg & Dollfus, 1886)


  • Cylichna crossei Bucquoy, Dautzenberg & Dollfus, 1886 (original)




  • Retusa. From Latin “retusus”, blunt.
  • Crossei. After the French malacologyst Joseph Charles Hippolyte Crosse, (1826-1898).


Known georeferenced records of the species: Retusa crossei (z-200).
: GROC 2010-2011 : VIMAR
: Enric Madrenas : Manuel Ballesteros.
: João Pedro Silva : M@re Nostrum
: Bernard Picton : Other sources
: GBIF.ORG : Marine Regions


        Western Mediterranean:0 Stars
        Eastern Mediterranean:0.0 Stars
        Atlantic Ocean:0.0 Stars

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This chart displays the observation probability for Retusa crossei
based on our own records.

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Bibliography based on the works by Steve Long, 2006. Bibliography of Opisthobranchia 1554-2000 and Gary McDonald, 2009. Bibliographia Nudibranchia, with later updates from other resources.

Further reading

Cite this article as:

Ballesteros, Manuel, Enric Madrenas, Miquel Pontes et al. (2012-2017) "Retusa crossei" in OPK-Opistobranquis, Published: 29/11/2015, Accessed: 20/09/2017 at (

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