|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||Age range and collections|
Stenuroidea - Eophiuridae
It was assigned to Protasteridae by Schuchert (1915); to Palaeuridae by Spencer (1951), Owen (1965) and Spencer and Wright (1966); to Stenurida by Sepkoski (2002); and to Eophiuridae by Dean Shackleton (2005).
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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||A stenurid of the family Palaeuridae with a well-Placed skeleton and with ambulacral basins seated almost entirely on one ambulacral.|
|J. Dean Shackleton 2005||Proximal podial flange larger than distal; lateral branch to radial water vessel running entirely within single ambulacral ossicles; podial basin tall and square-sided; adambulacrals sickle-shaped; groove spines short square morphology; vertical spine length greater than twice adambulacral.|