Acheronodon
Extinct family of mammals
title: "Acheronodon" type: doc version: 1 created: 2026-02-28 author: "Wikipedia contributors" status: active scope: public tags: ["cimolodonta", "paleocene-mammals", "paleocene-genus-extinctions", "paleocene-mammals-of-north-america", "monotypic-prehistoric-mammal-genera"] description: "Extinct family of mammals" topic_path: "general/cimolodonta" source: "https://en.wikipedia.org/wiki/Acheronodon" license: "CC BY-SA 4.0" wikipedia_page_id: 0 wikipedia_revision_id: 0
::summary Extinct family of mammals ::
| fossil_range = | image = | genus = Acheronodon | parent_authority = Archibald J.D., 1982 | species = garbani | authority = Archibald J.D., 1982
Acheronodon is a genus of herbivorous arboreal mammal which belongs to the family Microcosmodontidae and which was endemic to North America during the Early Paleocene subepoch (66—56.8 mya) and in existence for approximately .
It is a member of the extinct order Multituberculata and lies within the suborder Cimolodonta.
The species Acheronodon garbani is known from fossils found in the Puercan (Paleocene)-age formations of Tullock Formation in Montana (United States) and possible specimens from the Porcupine Hills in Alberta, Canada. The holotype was found in Montana.
References
- Archibald (1982), "A study of Mammalia and geology across the Cretaceous-Tertiary boundary in Garfield County, Montana." Univ. Calif. Publ. Geol. Sci. 122, p. 1-286.
- Kielan-Jaworowska Z & Hurum JH (2001), "Phylogeny and Systematics of multituberculate mammals." Paleontology 44, p. 389-429.
- Much of this information has been derived from Eucosmodontidae, Microcosmodontidae and Taeniolabidoidea, an Internet directory.
References
- [https://paleobiodb.org/classic/checkTaxonInfo?taxon_no=39837 Paleobiology Database: ''Acheronodon'' basic info.]
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