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Offaster

Echinoidea - Holasteroida - Holasteridae

Taxonomy
Offaster is a genus.

It was assigned to Holasteridae by Wagner and Durham (1966); and to Holasteroida by Sepkoski (2002).

Species lacking formal opinion data
O. pomeli, O. senonensis

Synonymy list
p. 333
YearName and author
1966Offaster Wagner and Durham p. U530
2002Offaster Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Echinozoa()
classEchinoidea()
RankNameAuthor
subclassEuechinoideaBronn 1860
superorderAcroechinoidea()
—Carinacea
—Irregularia()
—Atelostomata
orderHolasteroida
suborderMeridosternata
familyHolasteridae
genusOffaster

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. †Offaster
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calciteo
Ontogeny: accretion, addition of partsp
Environment: marineo
Locomotion: actively mobileo
Life habit: semi-infaunalo
Diet: detritivoreo
Vision: limitedc
Dispersal: watero
Dispersal 2: planktonico
Created: 2004-02-29 10:02:19
Modified: 2009-12-13 03:44:56
Source: o = order, c = class, p = phylum
References: Kiessling 2004, Aberhan et al. 2004, Aberhan 1992

Age range: base of the Late/Upper Coniacian to the top of the Early/Lower Maastrichtian or 89.30000 to 66.00000 Ma

Collections (13 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Coniacian89.3 - 85.8Spain O. nuciformis (74374 74376)
Early/Lower Santonian85.8 - 83.5Spain O. nuciformis (74446)
Early/Lower Campanian83.5 - 70.6Germany (Niedersachsen) O. pilula, O. pomeli (31992)
Early/Lower Campanian83.5 - 70.6France O. pilula (58919)
Late/Upper Campanian83.5 - 70.6France (Landes) O. pilula (213796 213800 213821)
Maastrichtian72.1 - 66.0Spain (Santander) O. leymeriei (157005 157007 157021)
Early/Lower Maastrichtian70.6 - 66.0Germany (Mecklenburg-Vorpommern) O. rugius (32022)
Early/Lower Maastrichtian70.6 - 66.0Spain (Cataluña) O. dallonii, O. senonensis (67004)