|Basic info||Taxonomic history||Classification||Relationships|
|Morphology||Ecology and taphonomy||External Literature Search||Age range and collections|
Asteroidea - Valvatida - Goniasteridae
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.
|G. Breton 1992||Long and slender arms (occasionally obtuse). Interbrachial arc straight or slightly concave. R:r ratio between 2 and 3 in adults. Marginal plates numerous, short, wider in the disc and the base of the arm. Superomarginal rows separated by at least one row of abactinal plates all along the arm. Ornament of fine and dense granule-pits. Pedicellariae-pits large, elongate and numerous, when present.|