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Aulacolatiaster

Asteroidea - Promopalaeasteridae

Taxonomy
Aulacolatiaster was named by Jell and Theron (1999). It is not extant. Its type is Aulacolatiaster breviramus.

It was assigned to Promopalaeasteridae by Jell and Theron (1999).

Synonymy list
YearName and author
1999Aulacolatiaster Jell and Theron p. 151

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
RankNameAuthor
phylumEchinodermata
subphylumAsterozoa
classAsteroidea
familyPromopalaeasteridae
genusAulacolatiaster

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.

Diagnosis
ReferenceDiagnosis
P. A. Jell and J. N. Theron 1999Arms 5 short (no longer than diameter of disc), wide. Dorsal surface with primary ossicular ring of large ossicles centrally. Ventral surface dominated by wide elliptical ambulacral grooves; amulacrals wide, opposite, with extremely shallow ambulacral channel, with fine parallel ambulacral ridges running adradially parallel to plate margins ans separating the podial basins; 1st ambulacrals large, oriented vertically, paires across interradii; inferomarginals with pair of short lateral spines, becoming elongate proximally, isolating from the margin of the frame at least 1 narrow axillary (odontophore) in each interradius; adambulacrals with transverse row of extremely large prominent tubercles.