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Yellow Pygmy Rice Rat

Oligoryzomys flavescens
Colilargo Menor
Family: Cricetidae
Order: Rodentia
Class: Mammalia
Phylum / Division: Chordata
Kingdom: Animalia
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Conservation Status: Least Concern

This taxon does not have a description yet.

At EcoRegistros, species pages are completed using open bibliographic compilations, and anyone can contribute.

If you'd like to submit a sourced description, email us at ecoregistros@ecoregistros.org and we'll publish it credited to your name.




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Number of Photography: 11

Foto
Photography ID: 676849
  Juvenile
Berisso
Buenos Aires
Argentina
03/07/2026
Ricardo Cadenas
Foto
Photography ID: 541532
 Tandil
Buenos Aires
Argentina
05/14/2016
Fernando Rasmussen
Foto
Photography ID: 498221
 Santiago Vazquez
Montevideo
Uruguay
10/22/2021
Santiago Ramos
Foto
Photography ID: 480854
  Adult
Tacuarembó
Tacuarembo
Uruguay
01/07/2022
Adrian Antunez
Foto
Photography ID: 342972
  Adult
Fray bentos
Río Negro
Uruguay
07/20/2019
Adrian Antunez
Foto
Photography ID: 337812
  Adult
City Bell
Buenos Aires
Argentina
03/14/2017
Roberto Battaglia



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 Detail of places sorted by number of records





Number of Records: 14



Page 1 of 2
Record IDDateExact timeCountryProvince / departmentPlaceFilmedPhotographedRecorded vocalObservedHeardWounded or deadNumber of individualsUser or BibliographyDetail
244407407/03/2026ArgentinaBuenos AiresCalle 50, BerissoRicardo Cadenas
226908029/03/2025ArgentinaBuenos AiresDique del fuerte, Tandil1Filippo Riffaldi
156601020/03/2022ArgentinaCiudad Autónoma de Buenos AiresReserva Ecológica Lago LuganoMarcos Garberoglio
154118507/01/2022UruguayTacuaremboCuchilla de Laureles, TacuarembóAdrian Antunez
148554522/10/2021UruguayMontevideoLado noreste de la Avenida Luis Batlle Berres, entre Santiago Vazques y arroyo de las mulas., Santiago Vazquez1Santiago Ramos
137912513/03/2021ArgentinaCiudad Autónoma de Buenos AiresCamino de los Plumerillos, Reserva Ecológica Costanera Sur (RECS)Héctor Horacio García
115112820/07/2019UruguayRío NegroLas Cañas Fray BentosJulio Cesar Castillo Yazauskas
95098020/07/2019UruguayRío NegroFray bentosAdrian Antunez
82710422/05/2018ArgentinaCiudad Autónoma de Buenos AiresReserva Ecológica Costanera Sur (RECS)Lucas De Ciria
80564222/05/2018ArgentinaCiudad Autónoma de Buenos AiresReserva Ecológica Costanera Sur (RECS)1Ricardo A. Palonsky
Page 1 of 2

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Citation recommended:

EcoRegistros. 2026. Yellow Pygmy Rice Rat (Oligoryzomys flavescens) - Species sheet. Acceded from https://www.ecoregistros.org on 10/03/2026.