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Crateraster grignonensis

Asteroidea - Valvatida - Goniasteridae

Taxonomy
Pycinaster grignonensis was named by Valette (1925). It is not extant. Its type specimen is Université de Bourgogne, Valette's collection.

It was recombined as Crateraster grignonensis by Breton and Vizcaïno (1997).

Synonymy list
YearName and author
1925Pycinaster grignonensis Valette p. 193 fig. 7
1997Crateraster grignonensis Breton and Vizcaïno p. 24

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
Asterozoa()
RankNameAuthor
classAsteroidea
subclassAmbuloasteroidea
infraclassNeoasteroidea()
superorderValvatacea
orderValvatida
familyGoniasteridae
genusCrateraster
speciesgrignonensis()

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.

Crateraster grignonensis Valette 1925
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Diagnosis
ReferenceDiagnosis
G. Breton and D. Vizcaïno 1997Lateral faces slightly concave and bordered by a thick, prominent rim. External face with very fine, dense, regularly spaced granule-pits. Ornament of abactinal plates similar to that of the marginals.
Measurements
No measurements are available
Composition: high Mg calcitef
Ontogeny: accretion, addition of partsp
Environment: marinef
Locomotion: actively mobilef
Life habit: epifaunalf
Diet: detritivoref
Vision: limitedc
Dispersal: waterf
Dispersal 2: planktonicf
Created: 2007-10-02 04:01:50
Modified: 2007-10-02 06:05:14
Source: f = family, c = class, p = phylum
References: Blake 1990, Aberhan 1992, Aberhan et al. 2004
Collections
No collection or age range data are available