|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Ophiuroidea - Ophiurida - Amphiuridae
If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
|J. W. M. Jagt 2000||An amphiurid with conspicuous dorsal disc plating, with a distinct central plate and up to two additional circlets, stout arms with dorsal and ventral arm plates abutting over the entire arm length, narrow, crescent-shaped lateral arm plates with up to 7 (or more ?) short, simple arm spines, arrow head shaped oral shields and paired, pointed infradental papillae.|