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Isaster

Echinoidea - Spatangoida - Toxasteridae

Taxonomy
Isaster is a genus. It is not extant.

It was assigned to Toxasteridae by Fischer (1966); and to Spatangoida by Sepkoski (2002).

Synonymy list
YearName and author
1966Isaster Fischer p. U554
2002Isaster Sepkoski

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
Echinozoa()
classEchinoidea()
RankNameAuthor
subclassEuechinoideaBronn 1860
superorderAcroechinoidea()
Carinacea
Irregularia()
Atelostomata
orderSpatangoida
familyToxasteridae
genusIsaster

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. †Isaster
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Isaster aquitanicus Grateloup 1836
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Invalid names: Epiaster aquitanicus dOrbigny 1853 [synonym], Ismidaster toulai Boehm 1927 [synonym]
Isaster benguellensis de Loriol 1888
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calciteo
Ontogeny: accretion, addition of partsp
Environment: marineo
Locomotion: slow-movingo
Life habit: shallow infaunalo
Diet: deposit feedero
Diet 2: detritivoreo
Vision: limitedc
Dispersal: watero
Dispersal 2: planktonico
Created: 2004-02-28 12:18:10
Modified: 2009-10-08 16:32:56
Source: o = order, c = class, p = phylum
References: Aberhan 1992, Kiessling 2004

Age range: base of the Late/Upper Albian to the top of the Danian or 106.30000 to 61.66000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Albian106.3 - 100.5Angola I. benguellensis (210852)
Danian66.0 - 61.66Austria I. aquitanicus (47930)
Danian66.0 - 61.66Türkiye I. toulai (48062)