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Kogaionon ungureanui

Mammalia - Multituberculata - Kogaionidae

Taxonomy
Kogaionon ungureanui was named by Radulescu and Samson (1996). It is a 3D body fossil. Its type locality is Szentpéterfalva, Hateg Basin, which is in a Maastrichtian fluvial sandstone in the Sânpetru Formation of Romania.

Synonymy list
YearName and author
1996Kogaionon ungureanui Radulescu and Samson
2004Kogaionon ungureanui Kielan-Jaworowska et al. pp. 255, 332
2022Kogaionon ungureanui Smith et al.

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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
RankNameAuthor
—Cotylosauria()
—Amniota
subclassSynapsida
—Therapsida()
infraorderCynodontia()
—Mammaliamorpha
—Mammaliaformes
classMammalia
—Allotheria()
orderMultituberculataCope 1884
suborderCimolodonta()
familyKogaionidaeRâdulescu and Samson 1996
genusKogaiononRâdulescu and Samson 1996
speciesungureanuiRadulescu and Samson 1996

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.

†Kogaionon ungureanui Radulescu and Samson 1996
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Diagnosis
ReferenceDiagnosis
T. Smith et al. 2022Small- to large-sized kogaionid genus differing from Barbatodon in its narrower snout, proportion- ally smaller P1, smaller ratio of P1-4/M1-2, P4 narrower anteriorly and with four cusps of similar size and aspect in the middle row, longer lingual row of M1, and shorter p4; differing from Hainina in possessing P3 with three cusps in the lingual row (instead of five), P4 with four individualized cusps in the middle row (absence of crest), shorter lingual row of M1 with only 2–3 cusps, and wider posterior part of p4.