Elpidiidae

Scotoplanes is a genus of deep-sea sea cucumbers of the family Elpidiidae. Its species are commonly known as sea pigs.

species of seep-sea holothuroid

Elpidiidae is a family of deep-sea sea cucumbers.

species of echinoderm

Peniagone is a genus of deep-sea sea cucumbers in the family Elpidiidae. Peniagone wyvillii is the type species.

Ellipinion is a genus of deep-sea sea cucumbers in the family Elpidiidae. It was first described by the French marine biologist Edgard Hérouard in 1923.

Elpidia is a genus of deep-sea sea cucumbers. Members are characterised by their rod-shaped spicules which each have two pairs of obliquely placed horizontal arms and two vertical apophyses. There is a high degree of endemism in this genus with different species occupying different deep sea basins or regions.

species of echinoderm

species of echinoderm

species of echinoderm