Kalaallitkigun

Kalaallitkigun is an extinct genus of haramiyidan mammaliaforms from the Late Triassic of Greenland. It contains a single species, Kalaallitkigun jenkinsi, which was described in 2020 from remains found in the Fleming Fjord Formation.[1]

Kalaallitkigun
Temporal range: Norian
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Clade: Therapsida
Clade: Cynodontia
Order: Haramiyida
Genus: Kalaallitkigun
Sulej et al., 2020
Species:
K. jenkinsi
Binomial name
Kalaallitkigun jenkinsi
Sulej et al., 2020

Description

The holotype and only known specimen consists of a partial dentary preserving a premolar and a molar. The molar is intermediate in shape between the triconodont pattern seen in taxa such as Morganucodon and the two-rowed pattern found in the more derived euharamiyidans.[1]

References

  1. Sulej, T.; Krzesiński, G.; Tałanda, M.; Wolniewicz, A. S.; Błażejowski, B.; Bonde, N.; Gutowski, P.; Sienkiewicz, M.; Niedźwiedzki, G. (2020). "The earliest-known mammaliaform fossil from Greenland sheds light on origin of mammals". Proceedings of the National Academy of Sciences. 117 (43): 26861–26867. doi:10.1073/pnas.2012437117.


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