PBDB Taxon

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Hemiaster stella

Echinoidea - Spatangoida - Hemiasteridae

Taxonomy

Spatangus stella was named by Morton (1830). Its type specimen is ANSP 1491, a test, and it is a 3D body fossil.

It was recombined as Hemiaster stella by Clark and Twitchell (1915), Cooke (1942), Cooke (1959), Kroh (2001).

Sister species lacking formal opinion data

H. aquisgranensis, H. calvani, H. faurai, H. frontacutus, H. gabrielis, H. newtoni, H. ricordeaui, H. newtoni

Synonyms

Hemiaster incrassatus was named by Clark (1891). It is a 3D body fossil.

It was synonymized subjectively with Hemiaster stella by Cooke (1959).
Hemiaster punctatus was named by dOrbigny (1856).

It was synonymized subjectively with Hemiaster stella by Kroh (2001).
Hemiaster madagascariensis was named by Cottreau (1922).

It was synonymized subjectively with Hemiaster stella by Kroh (2001).
Hemiaster rutoti was named by Lambert (1911).

It was synonymized subjectively with Hemiaster stella by Kroh (2001).
Hemiaster tamulicus was named by Kossmat (1897).

It was synonymized subjectively with Hemiaster stella by Kroh (2001).
Hemiaster (Integraster) garumnicus was named by Lambert (1924).

It was synonymized subjectively with Hemiaster stella by Kroh (2001).
Trachyaster spissus was named by Lambert (1924).

It was synonymized subjectively with Hemiaster stella by Kroh (2001).
Hemiaster hawkinsi was named by Lambert (1933).

It was synonymized subjectively with Hemiaster stella by Kroh (2001).
Hemiaster garumnicus was named by Lambert (1936).

It was synonymized subjectively with Hemiaster stella by Kroh (2001).

Synonymy list

Year	Name and author
1830	Spatangus stella Morton p. 245 figs. pl. 3, fig. 11
1856	Hemiaster punctatus dOrbigny
1891	Hemiaster incrassatus Clark p. 77
1897	Hemiaster tamulicus Kossmat
1911	Hemiaster rutoti Lambert
1915	Hemiaster stella Clark and Twitchell p. 93
1922	Hemiaster madagascariensis Cottreau
1924	Hemiaster (Integraster) garumnicus Lambert
1924	Trachyaster spissus Lambert
1933	Hemiaster hawkinsi Lambert
1936	Hemiaster garumnicus Lambert
1942	Hemiaster stella Cooke p. 44
1959	Hemiaster stella Cooke p. 67
2001	Hemiaster stella Kroh
2005	Hemiaster hawkinsi Parma and Casadío p. 1080

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
—	Ambulacraria
phylum	Echinodermata
subphylum	Eleutherozoa
—	Echinozoa	()
class	Echinoidea	()

Rank	Name	Author
subclass	Euechinoidea	Bronn 1860
superorder	Acroechinoidea	()
—	Carinacea
—	Irregularia	()
—	Atelostomata
order	Spatangoida
family	Hemiasteridae
genus	Hemiaster
species	stella	(Morton 1830)

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.

†Hemiaster stella Morton 1830

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Invalid names: Hemiaster (Integraster) garumnicus Lambert 1924 [synonym], Hemiaster garumnicus Lambert 1936 [synonym], Hemiaster hawkinsi Lambert 1933 [synonym], Hemiaster incrassatus Clark 1891 [synonym], Hemiaster madagascariensis Cottreau 1922 [synonym], Hemiaster punctatus dOrbigny 1856 [synonym], Hemiaster rutoti Lambert 1911 [synonym], Hemiaster tamulicus Kossmat 1897 [synonym], Trachyaster spissus Lambert 1924 [synonym]

Diagnosis

No diagnoses are available