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

Protrachyceras irregulare

Cephalopoda - Ceratitida - Trachyceratidae

Taxonomy
Protrachyceras irregulare was named by Fantini Sestini (1994). Its type specimen is N.9213, Museo Civico di Scienze Naturali, Bergamo and is a 3D body fossil. Its type locality is Val Parina, S746, which is in a Longobardian perireef or subreef limestone in the Esino Formation of Italy.

Sister species lacking formal opinion data
P. douvillei

Synonymy list
YearName and author
1994Protrachyceras irregulare Fantini Sestini

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

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classCephalopodaCuvier 1797
RankNameAuthor
subclassAmmonoidea()
orderCeratitidaHyatt 1884
superfamilyTrachyceratoidea(Haug 1894)
familyTrachyceratidaeHaug 1894
subfamilyProtrachyceratinaeTozer 1971
genusProtrachycerasMojsisovics 1893
speciesirregulare

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.

†Protrachyceras irregulare Fantini Sestini 1994
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragoniteo
Environment: marinec
Locomotion: actively mobileo
Life habit: nektonico
Diet: carnivoreo
Vision: well-developedc
Created: 2005-01-28 02:33:06
Modified: 2005-10-06 16:36:47
Source: o = order, c = class
References: Kiessling 2004, Kiessling 2003

Age range: Longobardian or 239.48000 to 237.00000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Longobardian239.48 - 237.0Italy (Bergamo) Protrachyceras irregulare (type locality: 211549)