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

Trochodiadema

Echinoidea - Hemicidaroida

Taxonomy
Trochodiadema is a genus. It is not extant.

It was assigned to Hemicidaroida by Fell and Pawson (1966), Sepkoski (2002).

Species lacking formal opinion data
T. libanoticum

Synonymy list
YearName and author
1966Trochodiadema Fell and Pawson p. U393
2002Trochodiadema Sepkoski

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

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
RankNameAuthor
—Echinozoa()
classEchinoidea()
subclassEuechinoideaBronn 1860
—Echinacea()
superorderStirodontaJackson 1912
orderHemicidaroida()
genusTrochodiadema

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.

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: low-level epifaunalo
Diet: grazero
Vision: limitedc
Dispersal: watero
Dispersal 2: planktonico
Created: 2004-02-29 10:13:12
Modified: 2009-12-13 03:44:23
Source: o = order, c = class, p = phylum
References: Kiessling 2004, Aberhan et al. 2004, Aberhan 1992

Age range: base of the Aptian to the top of the Cenomanian or 121.40000 to 93.90000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Aptian121.4 - 113.2Egypt T. libanoticum (63979)
Cenomanian100.5 - 93.9United Arab Emirates T. libanoticum, T. sp. (3792)