Holothuroidea

Athyonidium chilensis - - Images and brief information about this Chilean species (Dendrochirotida: Cucumariidae).

Bathyplotes bongraini - - Photographs and information on this large sea cucumber found in Antarctic waters.

Cotton-Spinner (Holothuria forskali) - - Whilst diving round the coasts of Britain, Jane Lilley observed this sea cucumber and its behavior.

Cucumaria frondosa - - Exercise from Invertebrate Anatomy OnLine covering the systematics, external and internal anatomy of this sea cucumber.

Cucumaria spp. - - Photograph and information on this unidentified sea cucumber found here perched on algae.

Cucumber Defenses - - Rob Toonen's comments about the defense mechanisms of sea cucumbers.

Echinopsolus acanthocola - - Photograph and information on this sea cucumber which is a suspension feeder.

Heterocucumis steineni - - Photographs and information on this sea cucumber, one of the most widely spread species in the Weddell Sea.

Holothuria forskali: Black Sea Cucumber - - Photographs and a description of this species.

Holothuroidea - Sea Cucumbers - - Overview, including characteristics, taxonomy, phylogenetic relationships, and fossil history.

Istichopus badionotus - - Taxonomy, description and photograph of this sea cucumber.

Photos of Sea Cucumbers - - Photos taken in South East Asia, with text about behavior, habitat, and characteristics.

Sclerodactyla briareus - - Exercise from Invertebrate Anatomy OnLine covering the systematics, external and internal anatomy of this sea cucumber, with notes on Cucumaria.

Sea Cucumber Degradation - - 1994 legal update from Galapagos Foundation on sea cucumber fishing.

Sea Cucumber File - - Short article from Diver Magazine, 2002, on the defense mechanisms and feeding habits of these marine creatures.

Sea Cucumber: Holothuria pardalis - - Research project by Ka Wai Hui on this species, including its classification, habitat, reproduction, nutrition, adaptations and use to humans.

Sea Cucumbers - Class Holothuroidea - - Description and interesting facts.

Sea Cucumbers - Taxing Problems - - Philip Lambert's article for the Royal British Columbia Museum about his research on the natural history of sea cucumbers.

Staurocucumis liouvillei - - Photographs and information on this sea cucumber in the family Cucumariidae which often lives attached to a sponge.

Staurocucumis turqueti - - Photographs and information on this sea cucumber found in Antarctic waters.

Thyonella gemmata - - Taxonomy and photograph of this shallow-water sea cucumber.