Tamias aristus
extinct species of chipmunk
Tamias aristus is an extinct species of chipmunk that lived during the late Pleistocene epoch. It was characterized from a fossilized skull found in a limestone quarry in Ladds, Bartow County, Georgia. The name is derived from the Greek aristos, meaning noblest.
The fossil closely resembles the skull of Tamias striatus, but all dimensions of the T. aristus skull are consistently 10-30% larger than the largest examples of T. striatus. While it is suspected the two species are closely related, their relationship is unclear as T. striatus fossils have been found in the same fossil assemblage and poor stratigraphic control in the area makes temporal relationships hard to identify.
Begin with the source’s own compact description: “Tamias aristus” is extinct species of chipmunk. The dossier treats that line as a proposition to test through Tamias, aristus and extinct, not as a finished interpretation.
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The phrase “extinct species of chipmunk” supplies a clear boundary for inquiry. It also exposes the unanswered questions: who defined that boundary, when it became stable and which sources sit outside it.
The date and method of observation matter as much as the stated conclusion, especially where classification or consensus has changed. The source revision retrieved here is dated Aug 22, 2026. The linked authority identifier is Q28431417. None of the 0 selected statements returned an explicit reference.
Scientific names, classifications and consensus can change while older terminology persists in catalogues and historical literature. The lead is largely declarative, so disagreement and counter-evidence require a deliberate search beyond the opening account. Authority statements aid reconciliation but still require their own references, qualifiers and ranks to be checked.
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This entry incorporates text from “Tamias aristus” on English Wikipedia. Contributors are listed in the page history. Text is available under the Creative Commons Attribution-ShareAlike 4.0 License. Selected authority identifiers and statements are retrieved from Wikidata under CC0; their references and qualifiers remain part of the verification path.