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

Praetetracrinus

Crinoidea - Cyrtocrinida - Tetracrinidae

Synonymy list
YearName and author
1995Praetetracrinus Jäger p. 12
2011Praetetracrinus Hess and Messing p. 196
2012Praetetracrinus Hess p. 241

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

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumBlastozoa
classCrinoideaMiller 1821
subclassPentacrinoideaJaekel 1918
RankNameAuthor
infraclassInadunata(Wachsmuth and Springer 1897)
—Cladida(Moore and Laudon 1943)
—Eucladida
subclassArticulata(Miller 1821)
orderCyrtocrinidaSieverts-Doreck 1953
suborderCyrtocrininaSieverts-Doreck 1952
superfamilyPlicatocrinoideaZittel 1879
familyTetracrinidaeJaeger 1995
genusPraetetracrinus

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.

G. †Praetetracrinus Jäger 1995
show all | hide all
†Praetetracrinus doreckae Jäger 1995
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: stationaryo
Attached: yessubc
Life habit: epifaunalo
Diet: suspension feedero
Vision: blindc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2004-02-28 16:27:36
Modified: 2004-02-28 18:27:36
Source: o = order, subc = subclass, c = class, p = phylum
References: Hendy et al. 2009, Aberhan et al. 2004, Kiessling 2004, Aberhan 1992

Age range: base of the Late/Upper Toarcian to the top of the Early/Lower Bathonian or 180.40000 to 165.30000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Pliensbachian - Early/Lower Aalenian192.9 - 170.9France P. inornatus (197653)
Bifrons182.9 - 174.7Germany P. kutscheri (139788)
Middle Toarcian - Late/Upper Toarcian182.9 - 174.7Germany P. inornatus, P. kutscheri (139789)
Late/Upper Toarcian180.4 - 174.7Germany (Thüringen) P. inornatus, P. kutscheri (31988)
Late/Upper Toarcian180.4 - 174.7Germany P. kutscheri (139790)
Early/Lower Aalenian174.7 - 170.9Germany (Bayern) P. inornatus, P. kutscheri (31989)
Middle Aalenian174.7 - 170.9Germany P. doreckae (139787) P. doreckae, P. kutscheri (139786)
Early/Lower Bathonian168.2 - 165.3France (Auvergne-Rhône-Alpes) P. bathonicus (225715)