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Lumectaster

Ophiuroidea -

Taxonomy
Lumectaster was named by Jell (1997) [Sepkoski's age data: C Vise-l]. Its type is Lumectaster howelli.

It was assigned to Ophiuroidea by Jell (1997) and Sepkoski (2002).

Synonymy list
YearName and author
1997Lumectaster Jell pp. 312-314
2002Lumectaster Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
RankNameAuthor
phylumEchinodermata
subphylumAsterozoa
classOphiuroidea
genusLumectaster

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. Jell 1997Dorsal disk covered by gently convex polygonal plates (arrangement unknown). Arms five, circular in section, with three columns of dorsal plates. Dorsal arm and disk plates all with long stout spines (one per plate although some disk plates may bear more than one). Proximal Ambb dorsally short (rad.), opposite across radial line, bevelled proximally and distally into interAmbb sutures to produce deep clefts across the arms between short (rad.) ridges. Abradial edge of Adambb with vertical row of two or three long spines projecting ventrolaterally. Ventral surface unknown.