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Dorididae

Sea lemon
Doris odhneri.jpg
A live individual of Doris odhneri, head end towards the right
Yellow Dorid Makeout Session (Doris montereyensis).jpg
Mating Doris montereyensis
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Heterobranchia

clade Euthyneura
clade Nudipleura
clade Nudibranchia
clade Euctenidiacea
clade Doridacea

Superfamily: Doridoidea
Family: Dorididae
Rafinesque, 1815
Genera

See text

Synonyms

Glossodorididae Thiele, 1929


clade Euthyneura
clade Nudipleura
clade Nudibranchia
clade Euctenidiacea
clade Doridacea

See text

Glossodorididae Thiele, 1929

Sea lemon is a loosely applied common name for a group of medium-sized to large shell-less colorful sea slugs or nudibranchs, specifically dorid nudibranchs in the taxonomic family Dorididae and other closely related families. These are marine gastropod mollusks.

The Monterey sea lemon is Doris montereyensis and the mottled pale sea lemon is Diaulula lentiginosa.

The common name sea lemon probably comes from these animal's visual similarity to a lemon based on such qualities as the roughened skin, the oval form when seen from above, and the common but not inevitable orange to pale yellow coloration.

These dorid nudibranchs can be large (up to 20 cm), rather flattened, and oval in shape when seen from above. They have two hornlike projections (rhinophores) on the head, and a rosette-like tuft of gills on the back of the animal. The mantle is sometimes sprinkled with black dots, and it is covered in small bumps, which are called tubercles.

Sea lemons feed on sponges. They lay ribbons of white or yellow eggs. Taxonomically the Dorididae is a family of several genera, the dorids named after the mythological ancient Greek sea nymph Doris. (See Ovidius, Metamorphoses 2.6)


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Wikipedia

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