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Mecaster fourneli

Echinoidea - Spatangoida - Hemiasteridae

Taxonomy
Hemiaster fourneli was named by Agassiz and Dessor (1847). It is a 3D body fossil.

It was recombined as Mecaster fourneli by Pomel (1883), Smith (1991), Néraudeau and Courville (1997) and Manso and Andrade (2008).

Sister species lacking formal opinion data
Hemiaster newtoni, M. cenomanensis, M. grossouvrei, M. scutiger

Synonymy list
YearName and author
1847Hemiaster fourneli Agassiz and Dessor p. 16
1883Mecaster fourneli Pomel
1933Hemiaster fourneli Riedel p. 25 figs. Pl 1, figs 9,9a,9b, 10,10a,10b; pl 32, fig 1
1991Mecaster fourneli Smith p. 61 figs. Pl 14A-M; pl 15A-L; pl 16E,F; text-figs 45K,L, 47, 48B, 50
1997Mecaster fourneli Néraudeau and Courville p. 842 fig. 6.12
2008Mecaster fourneli Manso and Andrade p. 324

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Echinozoa()
classEchinoidea()
RankNameAuthor
subclassEuechinoideaBronn 1860
superorderAcroechinoidea()
—Carinacea
—Irregularia()
—Atelostomata
orderSpatangoida
familyHemiasteridae
genusMecaster
speciesfourneli(Agassiz and Dessor 1847)

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.

†Mecaster fourneli Agassiz and Dessor 1847
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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 Turonian to the top of the Santonian or 93.90000 to 83.60000 Ma

Collections (77 total)


Time interval Ma Country or state Original ID and collection number
Early/Lower Cenomanian - Middle Cenomanian99.6 - 93.5Egypt Hemiaster fourneli (150675)
Late/Upper Cenomanian - Early/Lower Turonian99.6 - 89.3Egypt Hemiaster fourneli (150676)
Turonian - Coniacian93.9 - 86.3Peru Hemiaster fourneli (88672)
Turonian - Early/Lower Campanian93.9 - 70.6Brazil Mecaster fourneli (195883)
Early/Lower Turonian93.5 - 89.3Brazil Mecaster fourneli (98673 195543 195716 195718)
Early/Lower Turonian93.5 - 89.3Egypt Hemiaster fourneli (140245 140587)
Early/Lower Turonian93.5 - 89.3Peru Hemiaster fourneli (158989)
Late/Upper Turonian93.5 - 89.3Egypt Hemiaster fourneli (114802 140624)
Late/Upper Turonian93.5 - 89.3Brazil (Sergipe) Mecaster fourneli (143529 143530 143533 143535 143536 143537 143538 143539 143541 143543 143545 143547 143548 143549 143551 143553 143555 143557 143559 143563 143566 143578 143581 143582 143654 143694 143699 143701 143705 143708 143713 143717 143720 143724 143731 143733 143735 143736 143739 143741 143742 143744)
Late/Upper Turonian93.5 - 89.3Brazil Mecaster fourneli (90492 90506 195723 195724 195725 195726)
Middle Turonian93.5 - 89.3Nigeria Mecaster fourneli (210162)
Middle Turonian93.5 - 89.3Egypt Hemiaster fourneli (140320)
Coniacian89.8 - 86.3Peru (Cajamarca) Hemiaster fourneli (88156)
Coniacian89.8 - 86.3Cameroon Hemiaster fourneli (209647)
Coniacian - Santonian89.8 - 83.6Egypt Hemiaster fourneli (114825 114826 114827)
Early/Lower Coniacian89.3 - 85.8Brazil Mecaster fourneli (126912 126915 142101 142833 195731 195732)
Late/Upper Coniacian89.3 - 85.8Egypt Hemiaster fourneli (114804)
Early/Lower Santonian85.8 - 83.5Egypt Hemiaster fourneli (114805)
Early/Lower Santonian - Late/Upper Santonian85.8 - 83.5Egypt Hemiaster fourneli (114806)