There are 16 matches
| Collection | Authorizer | Collection name | Reference |
|---|---|---|---|
| 32291 | E. Kowalski | Sample 33, Puerto Rican Lignites B Oligocene/Late Oligocene - Cenozoic 4 - Puerto Rico | Graham and Jarzen (1969) |
| 32282 | E. Kowalski | Sample 3, Puerto Rican Lignites Oligocene/Late Oligocene - Cenozoic 4 - Puerto Rico | Graham and Jarzen (1969) |
| 32283 | E. Kowalski | Sample 4, Puerto Rican Lignites Oligocene/Late Oligocene - Cenozoic 4 - Puerto Rico | Graham and Jarzen (1969) |
| 32284 | E. Kowalski | Sample 8, Puerto Rican lignites Oligocene/Late Oligocene - Cenozoic 4 - Puerto Rico | Graham and Jarzen (1969) |
| 32285 | E. Kowalski | Sample 10, Puerto Rican Lignites Oligocene/Late Oligocene - Cenozoic 4 - Puerto Rico | Graham and Jarzen (1969) |
| 32286 | E. Kowalski | Sample 13, Puerto Rican Lignites Oligocene/Late Oligocene - Cenozoic 4 - Puerto Rico | Graham and Jarzen (1969) |
| 32287 | E. Kowalski | Sample 12, Puerto Rican Lignites Oligocene/Late Oligocene - Cenozoic 4 - Puerto Rico | Graham and Jarzen (1969) |
| 32288 | E. Kowalski | Site 15, Puerto Rican Lignites B Oligocene/Late Oligocene - Cenozoic 4 - Puerto Rico | Graham and Jarzen (1969) |
| 32289 | E. Kowalski | Sample 19, Puerto Rican Lignites B Oligocene/Late Oligocene - Cenozoic 4 - Puerto Rico | Graham and Jarzen (1969) |
| 32290 | E. Kowalski | Sample 25, Puerto Rican Lignites B Oligocene/Late Oligocene - Cenozoic 4 - Puerto Rico | Graham and Jarzen (1969) |
| 32292 | E. Kowalski | Sample 40, Puerto Rican Lignites B Oligocene/Late Oligocene - Cenozoic 4 - Puerto Rico | Graham and Jarzen (1969) |
| 32293 | E. Kowalski | Sample 41, Puerto Rican Lignites C Oligocene/Late Oligocene - Cenozoic 4 - Puerto Rico | Graham and Jarzen (1969) |
| 32294 | E. Kowalski | Sample 43, Puerto Rican Lignites C Oligocene/Late Oligocene - Cenozoic 4 - Puerto Rico | Graham and Jarzen (1969) |
| 32295 | E. Kowalski | Sample 45, Puerto Rican Lignites C Oligocene/Late Oligocene - Cenozoic 4 - Puerto Rico | Graham and Jarzen (1969) |
| 32297 | E. Kowalski | Sample 48, Puerto Rican Lignites C Oligocene/Late Oligocene - Cenozoic 4 - Puerto Rico | Graham and Jarzen (1969) |
| 32299 | E. Kowalski | Sample 50, Puerto Rican Lignites C Oligocene/Late Oligocene - Cenozoic 4 - Puerto Rico | Graham and Jarzen (1969) |