Order Cidaroida Claus 1880 (pencil urchin)

Echinoidea - Cidaroida

Alternative spelling: Cidaridae

Full reference: C. F. W. Claus. 1880. Grundzüge der Zoologie. 4th edition, Elwertsche Universitätsbuchhandlung, Marburg & Leipzig 1-2

Parent taxon: Cidaroidea according to A. B. Smith 2015

See also Boczarowski 2001, Donovan 1993, Donovan et al. 2005, Durham and Melville 1957, Fell 1966, Kew 1920, Kroh and Smith 2010, Sepkoski 2002, Smith 1991, Smith 1995, Smith 2009 and Webster et al. 2009

Sister taxa: none

Subtaxa: Cidaridea Delocidaris Diplocidaridae Fellius Heterocidaridae Hirudocidaris Histocidaridea Leurocidaris Menocidaris Mesodiadema Mikrocidari Minicidaris Miocidaridae Oedematocidaris Palmerius Paracidaridae Polycidaridae Prophyllacanthus Rhabdocidaridae Serpianotiaridae Triadotiaridae

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

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