Ophiocistioidea is a class of extinct echinoderms from the Palaeozoic and early Mesozoic. They most likely form a paraphyletic grade along sea cucumber...

Volchoviidae, and Rhenosquamidae. The inclusion of Rhenosquamidae within Ophiocistioidea is doubtful, as the organs identified in fossils of Rhenosquamus as...

Edrioasteroidea† Billings, 1858 Class Cyclocystoidea† Miller & Gurley, 1895 Class Ophiocistioidea† Solas, 1899 Class Echinoidea Leske, 1778 Class Holothuroidea de Blainville...

Scientific classification Kingdom: Animalia Phylum: Echinodermata Class: Ophiocistioidea Family: Sollasinidae Genus: Sollasina Fedotov, 1926 Species Sollasina...

containing Holothuroidea and the extinct (and possibly paraphyletic) Ophiocistioidea. However, Edrioasteroidea was also included in this version of Eleutherozoa...

Kingdom: Animalia Phylum: Echinodermata Subphylum: Echinozoa Classes Echinoidea (sea urchins) Holothuroidea (sea cucumbers) †Ophiocistioidea † = Extinct...

were reported from the formation: Arachnids Aphantomartus pustulatus Ophiocistioidea Anguloserra austriaca A. carinthiaca Rotasaccus sp. List of fossiliferous...

to Serpukhovian) Genicera Heiligenhaus  Germany  Spain A member of Ophiocistioidea belonging to the family Linguaserridae. Lovenia kerneri Sp. nov Valid...

et al. Late Triassic (Carnian) Cassian Formation  Italy A member of Ophiocistioidea belonging to the family Linguaserridae. Longwyaster Gen. et sp. nov...

wheel from Early Jurassic sediments, being possibly related to the Ophiocistioidea family. It is considered by some authors a nomen nudum and has been...

Silurian (Wenlock) Coalbrookdale Formation  United Kingdom A member of Ophiocistioidea belonging to the family Sollasinidae. Stellacrinus angelicus Sp. nov...