| Specimen ID | 238608 |
| Group | Mollusks-Gastropods |
| Genus | Marisa |
| Species | cornuarietis |
| Common Name | giant ramshorn |
| State | PR |
| County | Isabela |
| Locality | Guajataca River near Road PR-446 at Llanadas Ward |
| Mapping Accuracy | Approximate |
| HUC8 Name | Cibuco-Guajataca |
| HUC8 Number | 21010002 |
| HUC10 Number | 2101000205 |
| Map | |
| Collection Month | 6 |
| Collection Year | 2007 |
| Year Accuracy | Actual |
| Potential Pathway | released aquarium |
| Status | established |
| Comments | Abundant |
| Record Type | NAS sighting report |
| Freshwater/Marine | Freshwater |
