Image for the group Articulata
Articulata [subclass]
Comatulida [suborder]
Antedonoidea [superfamily]
Antedonoidea sp. 1 [species]
Pentametrocrinidae [family]
Zenometridae [family]
Psathyrometra [genus]
Psathyrometra fragilis [species]
Bathycrinidae [family]
Hyocrinida [order]
Hyocrinidae [family]
Gephyrocrinus [genus]
Hyocrinus [genus]
Lamberticrinus [genus]
Lamberticrinus messingi [species]
Parahyocrinus [genus]
Parahyocrinus claguei [species]
