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

Plasiacystis

Soluta - Syringocrinida - Minervaecystidae

Species
P. mobilis (type species)

Synonymy list
YearName and author
2004Plasiacystis Prokop and Petr p. 152
2014Plasiacystis Noailles et al. p. 460
2023Plasiacystis Dupichaud et al.

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

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumBlastozoa
classSolutaJaekel 1900
orderSyringocrinida(Parsley and Caster 1965)
familyMinervaecystidaeUbaghs and Caster 1967
genusPlasiacystis

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. †Plasiacystis Prokop and Petr 2004
show all | hide all
Plasiacystis mobilis Prokop and Petr 2004
Diagnosis
ReferenceDiagnosis
R. J. Prokop and V. Petr 2004Solutans (?) with the skeleton distinctly composed of the large sac-like theca without rigid arms and the relatively long, flexible cylindrical proxistele composed of imbricating scale-like platelets arranged in numerous horizontal rings. Proxistele is followed with flat, elipsoidal “paddle” composed of two columns of transverse plates (dististele).
Measurements
No measurements are available
Composition: high Mg calcitep
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: stationarysubp
Life habit: epifaunalsubp
Diet: suspension feedersubp
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2009-09-21 12:36:39
Modified: 2009-09-21 14:36:39
Source: subp = subphylum, p = phylum
References: Aberhan 1992, Bambach et al. 2007

Age range: base of the Tremadocian to the top of the Sarka or 486.85000 to 463.30000 Ma

Collections (12 total)


Time interval Ma Country or state Original ID and collection number
Tremadocian486.85 - 477.1Morocco P. mobilis (235489)
Tremadocian486.85 - 477.1Morocco (Anti-Atlas) P. mobilis (166727)
Floian477.1 - 471.3Morocco P. mobilis (235492 235493) P. sp. (235490)
Floian477.1 - 471.3Morocco (Anti Atlas) P. mobilis (166734)
Sarka469.4 - 463.3Czechia (Praha) P. mobilis (174033)
Sarka469.4 - 463.3Czechia (Plzeňský) P. mobilis (95016)
Sarka469.4 - 463.3Czechia P. mobilis (95017 174032)
Darriwilian469.4 - 458.2Czechia (Praha) P. mobilis (174034)
Oretanian468.0 - 461.0Spain (Sevilla) P. mobilis (174035)