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Labrotaxis

Echinoidea - Holasteroida - Holasteridae

Taxonomy
Labrotaxis is a genus. It is not extant.

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

Synonymy list
YearName and author
1966Labrotaxis Wagner and Durham p. U530
2002Labrotaxis 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
genusLabrotaxis

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: 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: Aberhan et al. 2004, Aberhan 1992, Kiessling 2004

Age range: base of the Late/Upper Albian to the top of the Early/Lower Cenomanian or 105.30000 to 93.50000 Ma

Collections (7 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Albian105.3 - 99.6France L. latissimus (56523)
Early/Lower Cenomanian99.6 - 93.5France L. cenomanensis (59809) L. tricarinata (59810 59812)
Early/Lower Cenomanian99.6 - 93.5United Kingdom L. cenomanensis (59681) L. tricarinata (59707 59708)