Okenia impexa
| Okenia impexa | |
|---|---|
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| (unranked): | clade Heterobranchia clade Euthyneura |
| Superfamily: | Onchidoridoidea |
| Family: | Goniodorididae |
| Genus: | Okenia |
| Species: | O. impexa |
| Binomial name | |
| Okenia impexa Marcus, 1957[1] | |
Okenia impexa is a species of sea slug, specifically a dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.[2]
Distribution
This species was described from the Brazil. It is known from Brazil north to North Carolina, USA. It has also been reported from the western Mediterranean and the Cape Verde Islands.[3]
Description
This Okenia has a tall body and about five or six lateral papillae on each side of the mantle.[4]
The maximum recorded body length is 3-4 mm[5] or up to 7 mm.[6]
Habitat
Minimum recorded depth is 0 m.[6] Maximum recorded depth is 0 m.[6]
Ecology
The diet of this species is unknown but the shape of the animal resembles ascidian eating species of Okenia such as Okenia aspersa.
References
- ↑ Marcus, Er. (1957) On Opisthobranchia from Brazil (2). Zoological Journal of the Linnean Society, 43(292), 390-486.
- ↑ Bouchet, P. (2015). Okenia impexa Er. Marcus, 1957. In: MolluscaBase (2015). Accessed through: World Register of Marine Species on 2015-10-23
- ↑ Rudman, W.B., 2004 (December 22) Okenia impexa Baba, 1938. [In] Sea Slug Forum. Australian Museum, Sydney.
- ↑ Valdés, Ángel; Hamann, Jeff; Behrens, David W.; DuPont, Anne. Caribbean Sea Slugs, Sea Challengers Natural History Books, Etc., Gig Harbor, Washington 2006, pp. 116-117. ISBN 0-9700574-2-3 page 124.
- ↑ Giannuzzi-Savelli, Riccardo; Chemello, Renato; Cattaneo-Vietti, Riccardo (1991). Atlas of Mediterranean nudibranchs. Atlante dei nudibranchi del Mediterraneo. Roma: Editrice La Conchiglia.
- 1 2 3 Welch J. J. (2010). "The “Island Rule” and Deep-Sea Gastropods: Re-Examining the Evidence". PLoS ONE 5(1): e8776. doi:10.1371/journal.pone.0008776.