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

Democrinus simmsi

Crinoidea - Comatulida - Bourgueticrinidae

Taxonomy
Democrinus simmsi was named by Ciampaglio et al. (2007). Its type specimen is NCSM 9582 and is a 3D body fossil. Its type locality is Castle Hayne Phosphate Works (Castle Hayne LS, N. Carolina), which is in a Bartonian marine wackestone/grainstone in the Castle Hayne Formation of North Carolina.

Synonymy list
YearName and author
2007Democrinus simmsi Ciampaglio et al. p. 245 figs. Figs. 3, 4

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
infraorderArticulata(Miller 1821)
orderComatulidaClark 1908
suborderBourgueticrinina(Sieverts-Doreck 1953)
familyBourgueticrinidaeLoriol 1882
genusDemocrinusPerrier 1883
speciessimmsi

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.

Democrinus simmsi Ciampaglio et al. 2007
show all | hide all
Diagnosis
ReferenceDiagnosis
C. N. Ciampaglio et al. 2007Democrinus with smooth, conical cup, widest at oral surface, moderately flared orally in small (juvenile?) spec- imens, but tending towards subcylindrical in larger examples. Basals at least 1.5 times height of radials. Some columnals of mesistele and dististele with strongly warty latera.
Measurements
No measurements are available
Composition: high Mg calciteo
Ontogeny: accretion, addition of partsp
Environment: marineo
Locomotion: facultatively mobileo
Attached: yeso
Life habit: intermediate-level epifaunalo
Diet: suspension feedero
Vision: blindc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2004-02-28 16:07:27
Modified: 2009-10-08 14:29:07
Source: o = order, c = class, p = phylum
References: Aberhan et al. 2004, Aberhan 1992, Kiessling 2004

Age range: Bartonian or 41.30000 to 38.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Bartonian41.3 - 38.0USA (North Carolina) Democrinus simmsi (type locality: 5439)