Cidaris plumasensis Clark and Twitchell 1915 (pencil urchin)

Echinoidea - Cidaroida - Cidaridae

Full reference: W. B. Clark and M. W. Twitchell. 1915. The Mesozoic and Cenozoic Echinodermata of the United States. United States Geological Survey Bulletin 54:1-341

Belongs to Cidaris according to U. S. Grant and L. G. Hertlein 1938

See also Clark and Twitchell 1915

Sister taxa: Cidaris (Cidaris), Cidaris admeto, Cidaris alabamensis, Cidaris alata, Cidaris alpis, Cidaris baculifera, Cidaris blandis, Cidaris bowerbankii, Cidaris branneri, Cidaris californicus, Cidaris catenifera, Cidaris cojimarensis, Cidaris cornaliae, Cidaris cubensis, Cidaris curioni, Cidaris dilleri, Cidaris dixiensis, Cidaris fasciculata, Cidaris flexuosa, Cidaris fumagalli, Cidaris georgiana, Cidaris guembeli, Cidaris klipsteini, Cidaris liagora, Cidaris lorenzanus, Cidaris loveni, Cidaris martinezensis, Cidaris modestus, Cidaris moereus, Cidaris mortoni, Cidaris omboni, Cidaris ordinatus, Cidaris parastadifera, Cidaris perdubius, Cidaris perornata, Cidaris pratti, Cidaris schlonbachi, Cidaris serrifera, Cidaris shastensis, Cidaris smithi, Cidaris splendens, Cidaris subnobilis, Cidaris subnodosa, Cidaris taylorensis, Cidaris tehamensis, Cidaris texanus, Cidaris tribuloides, Cidaris tubuloides, Cidaris wahalakensis

Type specimen: Its type locality is Taylorsville [Hardgrave Sandstone], which is in an Aalenian marine sandstone in the Hardgrave Formation of California

Ecology: slow-moving low-level epifaunal grazer-omnivore

Distribution: found only at Taylorsville [Hardgrave Sandstone]

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Specimen images are retrieved through the ePANDDA API.


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