Ophiuroidea - Ophiacanthida - Ophiacanthidae

Full reference: B. Thuy, Y. Ishida, E. Doi and A. Kroh. 2013. New ophiacanthid brittle stars (Echinodermata: Ophiuroidea) from the Upper Triassic of Japan: first insights into the origin and evolution of an extant deep-sea group. Journal of Systematic Palaeontology 11:515-530

Parent taxon: Ophiacanthidae according to B. Thuy et al. 2013

Sister taxa: Ophiacantha, Ophiacanthinae, Ophioglyphoida, Ophiolancea, Ophiopinna, Ophioplinthaca, Ophioplinthacinae

Subtaxa: Leadagmara gracilispina

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Type: Leadagmara gracilispina

Ecology: epifaunal carnivore

Distribution: found only at Kanagasako, Tsubuta, Sanyoonoda-shi (Triassic of Japan)

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Specimen images are retrieved through the ePANDDA API.