Holothuria is the type genus of the marine animal family Holothuriidae, part of the class Holothuroidea, commonly known as sea cucumbers. Members of the genus are found in coastal waters in tropical and temperate regions. They are soft bodied, limbless invertebrates that dwell on the ocean floor and are usually detritivore. They resemble a cucumber in form. The genus contains some species that are harvested and sold as food.
Eulimidae is a family of very small parasitic sea snails, marine gastropod mollusks in the superfamily Vanikoroidea.
Psychropotes is a genus of sea cucumbers in the family Psychropotidae. The members of this genus possess the ability to swim, although this is only facultative.
Thyca is a genus of small sea snails, marine gastropod mollusks in the family Eulimidae. These snails are ectoparasites of starfish; they are relatively unmodified, the underside having become a suction disc with a central mouth that draws nourishment from the host's tissues.
Apicalia is a genus of medium-sized sea snails, marine gastropod mollusks in the family Eulimidae.
Apicalia palmipedis is a species of sea snail, a marine gastropod mollusk in the family Eulimidae.
Thyca stellasteris is a species of sea snail, a marine gastropod mollusk in the family Eulimidae. The species is one of a number within the genus Thyca.
Gasterosiphon deimatis is a species of sea snail, a marine gastropod mollusk in the family Eulimidae. This is the only species known to exist within the genus, Gasterosiphon.
Megadenus is a genus of sea snails, marine gastropod mollusks in the family Eulimidae.
Mucronalia is a genus of very small parasitic sea snails, marine gastropod mollusks or micromollusks in the family Eulimidae.
Pelseneeria is a genus of very small ectoparasitic sea snails, marine gastropod mollusks or micromollusks in the family Eulimidae. This genus was first described by R. Koehler and C. Vaney in 1908.
Sabinella is a genus of very small ectoparasitic sea snails, marine gastropod mollusks or micromollusks in the Eulimidae family. This genus was first described by Monterosato in 1890.
Parvioris is a genus of small ectoparasitic sea snails, marine gastropod mollusks in the family Eulimidae.
Psolus is a genus of sea cucumbers in the family Psolidae, marine animals with long bodies, leathery skins and tentacles, that inhabit the sea bed.
Pseudocnus is a genus of sea cucumbers in the family Cucumariidae.
Leptopentacta is a genus of sea cucumbers in the family Cucumariidae.
The Synallactidae are a family of sea cucumbers, part of the order Synallactida.
Mesothuria is a genus of sea cucumbers belonging to the family Synallactidae. The genus has a cosmopolitan distribution.
Gephyrothuriidae is a family of sea cucumbers belonging to the order Persiculida.
Pseudostichopus is a genus of sea cucumbers belonging to the monotypic family Pseudostichopodidae. The genus has a cosmopolitan distribution.
