Sea cucumber
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Sea cucumbers are echinoderms from the class Holothuroidea. They are benthic marine animals found on the sea floor worldwide, and the number of known holothuroid species worldwide is about 1,786, with
Thelenota ananas, a giant sea cucumber from the Indo-Pacific tropics
Details of the mouth with its tentacles.
Synaptula lamperti lives on sponges (here in Indonesia).
Synapta maculata, the longest known sea cucumber (Apodida).
Synallactida
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Synallactida is a rankless clade of sea cucumbers, but is referred to as an order. Taxa within Synallactida were previously classified in an order called Aspidochirotida, which was determined to be po
Sea cucumber
…by looking at their oral tentacles. Order Apodida have a slender and elongate body lacking tube feet, with up to 25 simple or pinnate oral tentacles. Aspidochirotida are the most common sea cucumbers encountered, with a strong body and 10 to 30 leaflike or shield-like oral tentacles. Dendrochirotida are filter-feeders…
Three Rowed Sea Cucumber
Apostichopus californicus
Australostichopus mollis
Isostichopus badionotus