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Merriamaster

Echinoidea - Clypeasteroida - Dendrasteridae

Taxonomy
Merriamaster was named by Lambert (1911) [Sepkoski's age data: T Mi-u T Plio-u Sepkoski's reference number: 577].

It was assigned to Scutellidae by Grant and Hertlein (1938); to Dendrasteridae by Durham (1955) and Durham (1966); and to Clypeasteroida by Sepkoski (2002).

Synonyms
Synonymy list
YearName and author
1911Merriamaster Lambert p. 64
1914Orchoporus Lambert and Thiery
1938Orchoporus Grant and Hertlein p. 50
1938Merriamaster Grant and Hertlein p. 64
1955Merriamaster Durham pp. 161 - 162 figs. Figs. 4, f; 35, c
1966Merriamaster Durham p. U480
2002Merriamaster Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
Echinozoa()
classEchinoidea()
subclassEuechinoideaBronn 1860
RankNameAuthor
superorderAcroechinoidea()
Carinacea
Irregularia()
Microstomata
Neognathostomata
orderClypeasteroida
suborderScutellina()
infraorderScutelliformes
familyDendrasteridae
genusMerriamasterLambert 1911

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. †Merriamaster Lambert 1911
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Merriamaster perrini Weaver 1908
Merriamaster weaveri Durham and Morgan 1978
Invalid names: Orchoporus Lambert and Thiery 1914 [synonym]
Diagnosis
No diagnoses are available