Sea Cucumbers

Holothuroidea

Holothuroidea (sea cucumbers) is a class in the phylum Echinodermata, containing 1,654 described species.

Scientific classification

Orders

• Dendrochirotida728
• Apodida300
• Holothuriida225
• Elasipodida145
• Synallactida124
• Molpadida99
• Persiculida33