Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Mecaster semicavatus

Echinoidea - Spatangoida - Hemiasteridae

Taxonomy
Hemiaster semicavatus was named by Peron and Gauthier (1880).

It was recombined as Mecaster semicavatus by Yakouya-Moubamba and Musavu Moussavou (2017).

Sister species lacking formal opinion data

Synonymy list
YearName and author
1880Hemiaster semicavatus Peron and Gauthier
2017Mecaster semicavatus Yakouya-Moubamba and Musavu Moussavou p. 105 figs. 5C,D, 7C

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
Echinozoa()
classEchinoidea()
RankNameAuthor
subclassEuechinoideaBronn 1860
superorderAcroechinoidea()
Carinacea
Irregularia()
Atelostomata
orderSpatangoida
familyHemiasteridae
genusMecaster
speciessemicavatus(Peron and Gauthier 1880)

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 semicavatus Peron and Gauthier 1880
show all | hide all
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: Turonian or 93.90000 to 89.80000 Ma

Collections (3 total)


Time interval Ma Country or state Original ID and collection number
Turonian93.9 - 89.8Gabon Mecaster semicavatus (209528 209609 209610)