|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Stenuroidea - Eophiuridae
It was synonymized subjectively with Eoluidiidae by Schuchert (1915).
It was assigned to Eophiuricae by Spencer (1951) and Owen (1965); to Parophiurina by Spencer and Wright (1966) and Jell and Theron (1999); to Ophiuroidea by Schöndorf (1910) and Dean Shackleton (2005); and to Proturina by Blake (2013).
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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.
|W. K. Spencer 1951||Outer lateralia broad with a single row of spines placed parallel to teh arm axis.|
|J. Dean Shackleton 2005||Ambulacral transverse bar bearing lateral ridges; adambulacrals with vertical spine-bearing ridge; calcified spone canal; aboral plates straight-sided polygons; dorsal epispire gaps extend sub-ambitally; oral area with buccal slits; mouth angle plate crossed by single deep proximal groove.|