Oecomys speciosus
species of mammal

Oecomys speciosus, also known as the savannah oecomys, arboreal rice rat, or Venezuelan arboreal rice rat, is a species of rodent in the genus Oecomys of family Cricetidae. It ranges over northeastern Colombia and much of Venezuela, including the island of Trinidad. This rodent lives in tropical rainforest and tropical dry forest, including secondary forest and gallery forest, as well as in savanna habitat.
References
Literature cited
Duff, A. and Lawson, A. 2004. Mammals of the World: A checklist. New Haven: Yale University Press. ISBN 0-7136-6021-X.
Gómez-Laverde, M.; Aguilera, M.; Rivas, B.; Ochoa, J.; Woodman, N.; Emmons, L. (2017) [errata version of 2016 assessment]. "Oecomys speciosus". IUCN Red List of Threatened Species. 2016 e.T15141A115125468.
Begin with the source’s own compact description: “Oecomys speciosus” is species of mammal. The dossier treats that line as a proposition to test through Oecomys, speciosus and species, not as a finished interpretation.
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The phrase “species of mammal” 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.
Stable identifiers, scientific names and standards terminology offer the best bridge between this overview and specialist evidence. The source revision retrieved here is dated Oct 3, 2025. The linked authority identifier is Q1770142. None of the 0 selected statements returned an explicit reference. The first chronological checks are 2004, 2017 and 2016.
A general summary may omit uncertainty, sample limits or methodological disagreement that is explicit in the technical record. 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 “Oecomys speciosus” 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.