Subfamily Rhabdocidarinae Lambert 1900 (pencil urchin)

Echinoidea - Cidaroida - Cidaridae

Full reference: J. Lambert. 1900. Étude sur quelques échinides de l’infra-Lias et du Lias. Bulletin de la Société des Sciences Historiques et Naturelles de l’Yonne 53(2):3-57

Parent taxon: Cidaridae according to P. M. Kier 1980

See also Fell 1966, Lambert 1900 and Nisiyama 1966

Sister taxa: Centrocidaris, Cidarinae, Cidarini, Cidaris, Dorocidaris, Goniocidarinae, Hesperocidaris, Phyllacanthina, Prionocidaris, Stereocidarinae, Stylocidarinae, Triassicidaris

Subtaxa: Chondrocidaris Megacidaris Parhabdocidaris Plococidaris Porocidaris

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

Distribution:

• Miocene of Fiji (3 collections), Micronesia (1)

• Eocene of Cuba (1), Egypt (2), Libya (1), Qatar (5)

Total: 13 collections each including a single occurrence

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