Dendrochirotacea

Updated About encyclopedia.com content Print Article Share Article
views updated

Dendrochirotacea(subphylum Echinozoa, class Holothuroidea) A subclass of sea cucumbers that are characterized by the ability to retract the anterior part of the body wall within the oral aperture by use of muscles connecting it to a ring of calcite plates surrounding the oesophagus. The fossil record dates back to the Ordovician.

More From Encyclopedia.com


MORE ON THIS TOPIC