Sipalocyon

Sipalocyon; Temporal range: Miocene PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Order:	†Sparassodonta
Family:	†Hathliacynidae
Genus:	†Sipalocyon; Ameghino, 1887
Type species
	Sipalocyon gracilis; Ameghino, 1887
Other species
	Sipalocyon externus Ameghino, 1902; Sipalocyon obusta Ameghino, 1891;

Sipalocyon is an extinct genus of hathliacynid sparassodont that lived in South America during the Miocene epoch.^[1]

Palaeobiology

The postcranial anatomy of Sipalocyon gracilis, particularly its pseudo-opposable pollex that gave it manipulative ability, suggests it was a scansorial animal.^[2]

References

↑ "Sipalocyon". Paleobiology Database. Retrieved 3 May 2026.
↑ Argot, Christine (January 2003). "Postcranial functional adaptations in the South American Miocene borhyaenoids (Mammalia, Metatheria): Cladosictis, Pseudonotictis and Sipalocyon". Alcheringa: An Australasian Journal of Palaeontology. 27 (4): 303–356. doi:10.1080/03115510308619110. ISSN 0311-5518. Retrieved 3 May 2026 – via ResearchGate.

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[1] "Sipalocyon". Paleobiology Database. Retrieved 3 May 2026.

[2] Argot, Christine (January 2003). "Postcranial functional adaptations in the South American Miocene borhyaenoids (Mammalia, Metatheria): Cladosictis, Pseudonotictis and Sipalocyon". Alcheringa: An Australasian Journal of Palaeontology. 27 (4): 303–356. doi:10.1080/03115510308619110. ISSN 0311-5518. Retrieved 3 May 2026 – via ResearchGate.

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