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Coronodon havensteini

Mammalia - Cetacea - Coronodonidae

Taxonomy
Coronodon havensteini was named by Geisler et al. (2017). Its type specimen is CCNHM 108, a partial skull, and it is a 3D body fossil. Its type locality is Wando River + Highway 41 bridge, which is in a Rupelian coastal horizon in the Ashley Formation of South Carolina. It is the type species of Coronodon.

Synonymy list
YearName and author
2017Coronodon havensteini Geisler et al. p. 1 figs. Figs. 1-3
2023Coronodon havensteini Boessenecker et al. p. 18

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
phylumChordataHaeckel 1874
subphylumVertebrata
superclassGnathostomata
Osteichthyes()
subclassSarcopterygii()
subclassDipnotetrapodomorpha(Nelson 2006)
subclassTetrapodomorpha()
Tetrapoda
Reptiliomorpha
Anthracosauria
subclassAmphibiosauriaKuhn 1967
Cotylosauria()
Amniota
subclassSynapsida
Therapsida()
infraorderCynodontia()
Mammaliamorpha
Mammaliaformes
RankNameAuthor
classMammalia
Cladotheria
Zatheria
subclassTribosphenida()
subclassTheria
Eutheria()
Placentalia
Boreoeutheria
Laurasiatheria
Scrotifera
Euungulata
Artiodactylamorpha
Artiodactyla()
Whippomorpha
orderCetacea
Pelagiceti
Neoceti
suborderMysticeti
familyCoronodonidae
genusCoronodon
specieshavensteini

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.

Coronodon havensteini Geisler et al. 2017
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Diagnosis
ReferenceDiagnosis
R. W. Boessenecker et al. 2023A species of Coronodon possessing frontal with preorbital and postorbital processes of equal depth, ventrolaterally sloping supraorbital processes of the frontal in anterior view (horizontal in C. planifrons n. sp.), a periotic with a distally widening posterior bullar facet with large spurs on distal edge, upper molars of identical size (differing from C. planifrons n. sp.), lack of overlapping of the upper cheek teeth (differing from C. newtonorum n. sp.), maxilla with embrasure pits along length of toothrow and straight ventral edge (differing from C. newtonorum n. sp.), mandible with straight ventral edge and condyle not elevated above m4 alveolus (differing from C. newtonorum n. sp.).
Measurements
No measurements are available
Composition: hydroxyapatitesubo
Form: roller-shapedo
Ontogeny: modification of partso
Environment: marinesubo
Locomotion: actively mobileo
Life habit: aquaticsubo
Depth habitat: surfaceo
Diet: carnivoresubo
Diet 2: suspension feedersubo
Reproduction: viviparouso
Created: 2005-03-06 14:20:41
Modified: 2005-03-06 16:34:40
Source: subo = suborder, o = order
Reference: Uhen 2004

Age range: Rupelian or 33.90000 to 28.10000 Ma

Collections (4 total)


Time interval Ma Country or state Original ID and collection number
Rupelian33.9 - 28.1USA (South Carolina) Coronodon havensteini (182155 type locality: 186670 229944 229945)