| Specimen ID | 47280 |
| Group | Mammals |
| Genus | Myocastor |
| Species | coypus |
| Common Name | nutria |
| State | MT |
| County | Ravalli |
| Locality | north-central part of county, vicinity of Corvallis |
| Mapping Accuracy | Approximate |
| HUC8 Name | Bitterroot |
| HUC8 Number | 17010205 |
| Map | |
| Collection Day | 20 |
| Collection Month | 5 |
| Collection Year | 1944 |
| Year Accuracy | Actual |
| Potential Pathway | escaped captivity fur farm |
| Status | failed |
| Reference 1 |
| Ref. Number: | 17112 |
| Author: | Jellison, W.L. |
| Date: | 1945 |
| Title: | Spotted Skunk and Feral Nutria in Montana. |
| Journal: | Journal of Mammalogy |
| Volume: | 26 |
| Issue: | 4 |
| Pages: | 432 |
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| Comments | Nutria escaped after break in irrigation ditch flooded the fur farm. |
| Record Type | Literature |
| Verifier | William L. Jellison |
| Freshwater/Marine | Freshwater |