Echinarachnius

Echinarachnius
	Echnarachnius parma
Scientific classification
Kingdom:	Animalia
Phylum:	Echinodermata
Class:	Echinoidea
Order:	Clypeasteroida
Suborder:	Scutellina
Family:	Echinarachniidae
Genus:	Echinarachnius; Gray, 1825
Species
	†Echinarachnius alaskensis Durham, 1957; Echinarachnius asiaticus Michelin, 1859; †Echinarachnius humilis Nisiyama, 1968; †Echinarachnius kewi Grant & Eaton in Eaton, Grant & Allen, 1941; †Echinarachnius naganoensis Morishita, 1953; Echinarachnius parma (Lamarck, 1816); †Echinarachnius rumoensis Hayasaka & Shibata, 1952; †Echinarachnius subtumidus Nisiyama & Hashimoto, 1950;

Echinarachnius is a genus of sand dollars. Species of Echinarachnius have been around since the Pliocene epoch.

References

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