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

Polyacrodus polycyphus

Chondrichthyes - Hybodontiformes - Polyacrodontidae

Taxonomy
Hybodus polycyphus was named by Agassiz (1843). It is the type species of Polyacrodus.

It was recombined as Polyacrodus polycyphus by Jaekel (1889), Maisey (1987) and Biddle (1993).

Sister species lacking formal opinion data

View classification of included taxa

Synonyms
Synonymy list
YearName and author
1843Hybodus polycyphus Agassiz p. 193
1861Orodus triadeus Schmid p. 11 figs. 38-40
1889Polyacrodus polycyphus Jaekel p. 324 figs. Pl 9, figs 5-9
1889Hybodus polycyphus Woodward p. 253
1987Polyacrodus polycyphus Maisey p. 27
1993Polyacrodus polycyphus Biddle p. 197

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

RankNameAuthor
kingdomAnimalia()
Triploblastica
Nephrozoa
Deuterostomia
phylumChordataHaeckel 1847
subphylumVertebrata
superclassGnathostomata
classChondrichthyes
RankNameAuthor
subclassElasmobranchiiBonaparte 1838
infraclassEuselachii()
Hybodontida
orderHybodontiformes(Patterson 1966)
superfamilyHybodontoidea
familyPolyacrodontidae
genusPolyacrodus
speciespolycyphus()

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
No diagnoses are available
Measurements
No measurements are available
Composition: phosphaticsubp
Environment: marinesubp
Locomotion: actively mobilec
Life habit: nektonicc
Diet: carnivorec
Created: 2004-08-17 13:49:23
Modified: 2009-12-13 03:31:01
Source: c = class, subp = subphylum
References: Wagner 2017, Carroll 1988

Age range: base of the Ladinian to the top of the Rhaetian or 242.00000 to 201.30000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Ladinian242.0 - 237.0Germany Hybodus polycyphus (137656)
Longobardian242.0 - 235.0France Polyacrodus polycyphus (139873 139874)
Rhaetian208.5 - 201.3Germany Hybodus polycyphus (122369)