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Metopaster calcar

Asteroidea - Valvatida - Goniasteridae

Taxonomy
Metopaster parkinsoni calcar was named by Spencer (1913). It is not extant. Its type specimen is Natural History Museum, London, lectotype BNHM E 13305.

It was recombined as Metopaster calcar by Gale (1987).

Sister species lacking formal opinion data

View classification of included taxa

Synonyms
Synonymy list
YearName and author
1913Metopaster parkinsoni calcar Spencer pp. 119-120 figs. pl. 15 fig. 13 only
1913Metopaster cristagalli Spencer p. 120 figs. pl. 15 fig. 18-19
1987Metopaster calcar Gale pp. 24-25 figs. fig. 10.4, pl. 8 fig. 12-21

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumAsterozoa
classAsteroidea
RankNameAuthor
subclassAmbuloasteroidea
infraclassNeoasteroidea()
superorderValvatacea
orderValvatida
familyGoniasteridae
genusMetopaster
speciescalcar()

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.

Diagnosis
ReferenceDiagnosis
A. S. Gale 1987Two supero- and inferomarginals present in each side of arm. Ultimate inferomarginal elongated, triangular. Aboral protuberances present on superomarginals. Granule pits restricted to aboral swelling of superomarginals.