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Syntomospina
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).
It was assigned to Ophiurinidae by Morris et al. (1973); and to Ophiurida by Sepkoski (2002).
Species
S. kaiyangensis, S. kuehni (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1973 | Syntomospina Morris et al. p. 473 |
| 2002 | Syntomospina Sepkoski |
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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.
G. †Syntomospina Morris et al. 1973
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†Syntomospina kaiyangensis Feng 1985
†Syntomospina kuehni Morris et al. 1973
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. W. Morris et al. 1973 | Small 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. |