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Hemiaster (Bolbaster) prunella

Echinoidea - Spatangoida - Hemiasteridae

Taxonomy
Spatangus prunella was named by Lamarck (1816). It is not a trace fossil. It is the type species of Hemiaster (Bolbaster).

It was recombined as Hemiaster (Bolbaster) prunella by McNamara (1987).

Synonymy list
YearName and author
1816Spatangus prunella Lamarck p. 33
1987Hemiaster (Bolbaster) prunella McNamara p. 336

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Echinozoa()
classEchinoidea()
subclassEuechinoideaBronn 1860
RankNameAuthor
superorderAcroechinoidea()
—Carinacea
—Irregularia()
—Atelostomata
orderSpatangoida
familyHemiasteridae
genusHemiaster
subgenusBolbaster()
speciesprunella(Lamarck 1816)

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.

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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: 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: Kiessling 2004, Aberhan 1992

Age range: base of the Late/Upper Maastrichtian to the top of the Early/Lower Maastrichtian or 70.60000 to 66.00000 Ma

Collections (20 total)


Time interval Ma Country or state Original ID and collection number
Senonian - Paleocene100.5 - 56.0Netherlands (Limburg) Hemiaster prunella (31455)
Maastrichtian72.1 - 66.0Spain (Santander) Hemiaster prunella (157004 157005 157006 157007 157008 157021 157022)
Early/Lower Maastrichtian70.6 - 66.0Spain (Cataluña) Hemiaster prunella (67004)
Early/Lower Maastrichtian70.6 - 66.0Belgium (Liege) Hemiaster prunella (32158)
Late/Upper Maastrichtian70.6 - 66.0Netherlands (Limburg) Hemiaster prunella (32159 32167 67134)
Late/Upper Maastrichtian70.6 - 66.0Belgium (Liege) Hemiaster prunella (32153)
Late/Upper Maastrichtian70.6 - 66.0Netherlands Hemiaster prunella (3123 32161)
Late/Upper Maastrichtian - Maastrichtian70.6 - 66.0Netherlands Hemiaster prunella (32162)
Late/Upper Maastrichtian - Danian70.6 - 61.6Netherlands (Limburg) Hemiaster prunella (32166 32169)
Late/Upper Maastrichtian - Danian70.6 - 61.6Netherlands Hemiaster prunella (32160)