| oligoryzomys fulvescens | | Costa Rica: Cartago Province, 2 km NE. Cartago | | 549440391 |
| oligoryzomys fulvescens | | Costa Rica: Cartago, Volcan Irazu | | 166093022 |
| oligoryzomys fulvescens | | Costa Rica: Cartago Province, 2 km NE. Cartago | | 549439705 |
| oligoryzomys fulvescens | | Costa Rica: Cartago Province, 2 km NE Cartago | | 549439899 |