ammonites
Lenticidaris Kier 1968 (pencil urchin)

Echinoidea - Cidaroida - Miocidaridae

Full reference: P. M. Kier. 1968. The Triassic echinoids of North America. Journal of Paleontology 42(4):1000-1006

Parent taxon: Miocidaridae according to P. M. Kier 1968

Sister taxa: Anaulocidaris, Aplocidaris, Dicyclocidaris, Miocidaris, Pachycidaris, Permocidaris

Subtaxa: Lenticidaris utahensis

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Type: Lenticidaris utahensis

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