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Trimeraster

Asteroidea - Hadrosida - Xenasteridae

Taxonomy
Trimeraster was named by Schöndorf (1909) [Sepkoski's age data: D Emsi-l]. Its type is Trimeraster parvulus.

It was assigned to Pustulosida by Sepkoski (2002); and to Xenasteridae by Schöndorf (1909), Schuchert (1915), Spencer and Wright (1966), Blake (2018).

Species
T. parvulus (type species)
Entered
by J. Sepkoski on 2003-01-23; modified by L. Villier on 2013-10-27

Synonymy list
YearName and author
1909Trimeraster Schöndorf pp. 68, 108
1915Trimeraster Schuchert p. 134
1966Trimeraster Spencer and Wright p. U53
2002Trimeraster Sepkoski
2018Trimeraster Blake p. 42

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumEleutherozoa
—Asterozoa()
classAsteroidea
orderHadrosida
familyXenasteridae
genusTrimeraster

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. †Trimeraster Schöndorf 1909
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†Trimeraster parvulus Schöndorf 1909
Diagnosis
No diagnoses are available