Eocystites

Eocystites
E. longidactylus
Detail of the texture of the shell plates in E. longidactylus.
Scientific classification
Kingdom: Animalia
Phylum: Echinodermata
Genus: Eocystites

Eocystites was a genus of Cambrian stem-group echinoderm.[1]

References

  1. Charles Doolittle Walcott (1886). Second contribution to the studies on the Cambrian faunas of North America. 30 of Geological Survey bulletin (30 of Bulletin, Geological Survey (U.S.).). Govt. Print. Off.,. p. 369.