Puneet Varma

Hermissenda crassicornis

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Kingdom  Animalia
Family  Facelinidae
Scientific name  Hermissenda crassicornis
Higher classification  Hermissenda
Superfamily  Aeolidioidea
Genus  Hermissenda
Phylum  Mollusca
Rank  Species
Hermissenda crassicornis wwwunderwaterphotoscomhermes1jpg
Similar  Hermissenda, Flabellina iodinea, Aeolidioidea, Flabellina, Dendronotus

Hermissenda crassicornis


Hermissenda crassicornis is a species of brightly coloured, sea slug or nudibranch, a marine gastropod mollusc in the family Facelinidae.

Contents

Hermissenda crassicornis Hermissenda crassicornis Alexander Semenov Flickr

Hermissenda crassicornis


Distribution

Hermissenda crassicornis Hermissenda crassicornis

This nudibranch lives from Kodiak Island, Alaska, to Northern California. It is replaced by Hermissenda opalescens to the south of Northern California.

Habitat

Hermissenda crassicornis Hermissenda crassicornis nudibranch underwater photo

This species is found in various habitats, including the intertidal zone of rocky shores, but also in bays and estuaries.

Description

Hermissenda crassicornis FileHermissenda crassicornis 1jpg Wikimedia Commons

The species grows to be about 50 mm, or about 2 inches. The colour of this nudibranch varies from one locality to another, but it is always easily recognizable by the orange stripe along its head area and the white stripes on the cerata.

Life habits

Hermissenda crassicornis Hermissenda crassicornis

This nudibranch feeds on hydroids and other marine organisms such as ascidians and sea anemones. It sometimes attacks other nudibranchs, and will eat smaller specimens of its own species.

Hermissenda crassicornis The Sea Slug Forum Hermissenda crassicornis

References

Hermissenda crassicornis Wikipedia


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