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Clypeaster excentricum

Echinoidea - Clypeasteroida - Clypeasteridae

Taxonomy
Clypeaster excentricum was named by Agassiz (1816). It is a 3D body fossil.

It was recombined as Asterostoma excentricum by Sanchez Roig (1926) and Kier (1984).

Sister species lacking formal opinion data
C. australasiae, C. biarritzensis, C. julii, C. scillae

Synonyms
Synonymy list
YearName and author
1816Clypeaster excentricum Agassiz p. 15
1926Asterostoma excentricum Sanchez Roig p. 91
1949Asterostoma dickersoni Sanchez Roig
1952Asterostoma irregularis Sanchez Roig
1984Asterostoma excentricum Kier p. 125

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Echinozoa()
classEchinoidea()
subclassEuechinoideaBronn 1860
RankNameAuthor
superorderAcroechinoidea()
—Carinacea
—Irregularia()
—Microstomata
—Neognathostomata
orderClypeasteroida
suborderClypeasterina()
familyClypeasteridae()
genusClypeaster
speciesexcentricumAgassiz 1816

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.

†Clypeaster excentricum Agassiz 1816
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Invalid names: Asterostoma dickersoni Sanchez Roig 1949 [synonym], Asterostoma irregularis Sanchez Roig 1952 [synonym]
Diagnosis
No diagnoses are available