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Syntomospina

Ophiuroidea - Ophiurida - Ophiurinidae

Taxonomy
Syntomospina was named by Morris et al. (1973) [Sepkoski's age data: C Step-l Sepkoski's reference number: 341]. Its type is Syntomospina kuehni.

It was assigned to Ophiurinidae by Morris et al. (1973); and to Ophiurida by Sepkoski (2002).

Synonymy list
YearName and author
1973Syntomospina Morris et al. p. 473
2002Syntomospina Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Life
Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumAsterozoa
classOphiuroidea
orderOphiurida()
suborderChilophiurina()
familyOphiurinidae
genusSyntomospina

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
R. W. Morris et al. 1973Small ophiuroids with long thin, apparently non-spinose, arms, but with definite paired spines on distinct ridges near arm bases; lateral arm shields wrapped around arm and joining at mid-line on oral side, triangular oral arm plates reduced and not developed in distal portion of the arm; marginals absent around small central disc; jaw plates rounded triangular in shape and undivided.