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

Phractocephalus acreornatus (cajaro)

Actinopteri - Siluriformes - Pimelodidae

Taxonomy
Phractocephalus acreornatus was named by Aguilera et al. (2008). Its type specimen is UFAC 4561, a skeleton, and it is a 3D body fossil. Its type locality is Cachoeira do Bandeira, which is in a Miocene fluvial-lacustrine claystone/conglomerate in the Solimoes Formation of Brazil.

Synonymy list
YearName and author
2008Phractocephalus acreornatus Aguilera et al.

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

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
—Osteichthyes()
superclassActinopterygii()
classActinopteri()
subclassNeopterygii(Regan 1923)
—Teleosteomorpha
RankNameAuthor
—Teleostei(Müller 1846)
—Teleocephalade Pinna 1996
—ClupeocephalaPatterson and Rosen 1977
—Otomorpha
—Ostariophysi(Jordan and Evermann 1896)
—Otophysa
superorderCharaciphysae
orderSiluriformes
suborderSiluroidei
familyPimelodidaeEigenmann and Eigenmann 1918
genusPhractocephalusSpix and Agassiz 1829
speciesacreornatus

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.

†Phractocephalus acreornatus Aguilera et al. 2008 [cajaro]
show all | hide all
Diagnosis
No diagnoses are available
Measurements
partNmean
Complete left interopercle, maximum length and depth height154.0
Complete left opercle, anterior edge depth height137.0
Precaudal vertebral centrum, width between bases of transverse processes, depth, height153.0
Right posttemporal-supracleithrum, maximal depth height147.0
Right posttemporal-supracleithrum, maximum depth height157.0

Composition: phosphaticsubp
Environment: freshwatero
Locomotion: actively mobileo
Life habit: nektobenthico
Diet: carnivoreo
Created: 2009-07-20 21:43:11
Modified: 2017-04-17 10:34:22
Source: o = order, subp = subphylum
References: Carroll 1988, Hendy et al. 2009

Age range: base of the Late/Upper Miocene to the top of the Tortonian or 11.60800 to 7.24600 Ma

Collections (7 total)


Time interval Ma Country or state Original ID and collection number
Tortonian11.62 - 7.246Brazil (Acre) Phractocephalus acreornatus (136717)
Late/Upper Miocene11.608 - 5.333Brazil (Acre) Phractocephalus acreornatus (134808 type locality: 136714 136716 136718 136719 136720)