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

Challaia magna

Actinopteri - Palaeonisciformes - Acrolepidae

Taxonomy
Challaia magna was named by Rusconi (1949). Its type specimen is MCNAM-PV 2790, a partial skeleton, and it is a compression fossil. Its type locality is North of the Cerro Bayo, Departamento de Las Heras, Mendoza Province, which is in a Ladinian/Carnian terrestrial siliciclastic in the Cerro de las Cabras Formation of Argentina. It is the type species of Challaia.

Synonymy list
YearName and author
1949Challaia magna Rusconi
2010Challaia magna López-Arbarello et al. p. 255

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

RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
RankNameAuthor
superclassActinopterygii(Cope 1887)
classActinopteri()
subclassChondrostei(Müller 1844)
orderPalaeonisciformesHay 1902
suborderPalaeoniscoidei
familyAcrolepidae
genusChallaia
speciesmagnaRusconi 1949

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.

Diagnosis
ReferenceDiagnosis
A. López-Arbarello et al. 2010Species of Challaia distinguished by the following combination of characters: large marginal teeth with a striated surface; five anteopercular bones; anterior border of preoperculum as deep as anterior portion of postorbital plate of maxilla; more than 20 branchiostegal bones.