Tirotherium

Tirotherium; Temporal range: Santonian–Campanian PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Class:	Mammalia
Clade:	Boreosphenida
Family:	† Picopsidae
Genus:	† Tirotherium
Species:	†T. aptum
Binomial name
	†Tirotherium aptum; Montellano-Ballesteros and Fox, 2015

Last updated January 07, 2026

Tirotherium is an extinct genus of boreosphenidan mammal that lived in Alberta during the Santonian and Campanian stages of the epoch.

Taxonomy

Tirotherium likely belongs to the family Picopsidae within Boreosphenida, although its placement in this family is not certain.^[1]

References

↑ Montellano-Ballesteros, Marisol; Fox, Richard C. (16 January 2015). Sues, Hans-Dieter (ed.). "A new tribotherian (Mammalia, Boreosphenida) from the late Santonian to early Campanian upper Milk River Formation, Alberta". Canadian Journal of Earth Sciences . 52 (1): 77–83. doi:10.1139/cjes-2014-0144. ISSN 0008-4077 . Retrieved 7 January 2026– via Canadian Science Publishing.

This prehistoric mammal-related article is a stub. You can help Wikipedia by expanding it.

This page is based on this Wikipedia article
Text is available under the CC BY-SA 4.0 license; additional terms may apply.
Images, videos and audio are available under their respective licenses.

[1] Montellano-Ballesteros, Marisol; Fox, Richard C. (16 January 2015). Sues, Hans-Dieter (ed.). "A new tribotherian (Mammalia, Boreosphenida) from the late Santonian to early Campanian upper Milk River Formation, Alberta". Canadian Journal of Earth Sciences . 52 (1): 77–83. doi:10.1139/cjes-2014-0144. ISSN 0008-4077 . Retrieved 7 January 2026– via Canadian Science Publishing.

[1]