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Manfredaster
Taxonomy
Manfredaster was named by Villier et al. (2004). It is not extant. Its type is Manfredaster cariniferus. It was considered monophyletic by Villier et al. (2004).
It was assigned to Stauranderasteridae by Villier et al. (2004).
It was assigned to Stauranderasteridae by Villier et al. (2004).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 2004 | Manfredaster Villier et al. |
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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. †Manfredaster Villier et al. 2004
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†Manfredaster bulbiferus Forbes 1848
†Manfredaster cariniferus Villier et al. 2004
†Manfredaster concinnus Breton 1978
†Manfredaster gibbosus Spencer 1913
†Manfredaster senonensis Valette 1902
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| L. Villier et al. 2004 | High convex disc; short robust arms. Carinal and marginal plates tall, triangular articulated near the base of the arm through kidney-shaped articulatory processes, and in the mid part of the arm by large, flat triangular surfaces. Ornament of a raised central area and a depressed margin covered with numerous fine, dense granule-pits. A single row of radial abactinal plates in the arm. Furrows on plate corners for papular area. No spines on marginals and abactinals. Pedicellariae-pits of oval, winged type. Primary plates of the disc enlarged, domed. |