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Indiaster
Taxonomy
Indiaster was named by Rao (1957) [Sepkoski's age data: J Bath-u]. Its type is Indiaster krishna.
It was assigned to Goniasteridae by Rao (1957) and Spencer and Wright (1966); to Valvatida by Sepkoski (2002); and to Radiasteridae by Blake and Reboul (2011) and Blake et al. (2018).
It was assigned to Goniasteridae by Rao (1957) and Spencer and Wright (1966); to Valvatida by Sepkoski (2002); and to Radiasteridae by Blake and Reboul (2011) and Blake et al. (2018).
Species
I. krishna (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1957 | Indiaster Rao p. 213 |
| 1966 | Indiaster Spencer and Wright p. 62 |
| 2002 | Indiaster Sepkoski |
| 2011 | Indiaster Blake and Reboul p. 1029 |
| 2018 | Indiaster Blake et al. p. 199 |
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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.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| V.R. Rao 1957 | Strikingly short marginal plates; interradial areas with narrow elliptical or rod shaped plates arranged roughly radially to the mouth area and forming low, parallel arcs between the adambulacral and marginal plates which they meet roughly at right angle. | |
| W. K. Spencer and C. W. Wright 1966 | Small, very short marginals. Interradial area on oral surface with rows of rod-shaped ossicles that simulate metapinules. |