| Abbrev | Name | Spec | Type | Locality |
|---|---|---|---|---|
| RDT | RIDIT[1281]; | TR.AE | USA | |
| RT11 | RIETI-11[1281]; | TR.AE | ITA | |
| RKT | RIKITA[1281]; | TR.AE | FRA | |
| RLY67 | RILEY-67[1281]; | TR.AE | USA | |
| RLY | RILEY[1281]; | TR.AE | USA | |
| RNG | RINGO[1281]; | TR.AE | ITA | |
| RIOB | RIO-BLANCO[1281]; | TR.AE | USA | |
| RV | RIVAL[1281]; | TR.AE | USA | |
| RVL,1 | RIVOLI[1281]; | TR.AE | FRA | |
| RJJ12 | RJJ-12[1281]; | TR.AE | ||
| RL21 | RL-21[1281][1324]; | TR.AE | S | IND |
| RL22 | RL-22[1281][1324]; | TR.AE | S | IND |
| RL2563 | RL-2563[1281]; | TR.AE | USA | |
| RL2564 | RL-2564[1281]; | TR.AE | CAN | |
| RL3097 | RL-3097[1281]; | TR.DR | CAN | |
| RL3304 | RL-3304[1281]; | TR.DR | CAN | |
| RL34 | RL-34[1281][1324]; | TR.AE | S | IND |
| RL4137 | RL-4137[1281]; | TR.AE | CAN | |
| RL4205 | RL-4205[1281]; | TR.AE | CAN | |
| RL4220 | RL-4220[1281]; | TR.AE | CAN |