| Abbrev | Name | Spec | Type | Locality |
|---|---|---|---|---|
| SD-MHM | SYNDOUK-MAHMDUDI | TR.DR | ||
| SDAY | SARI-BUGDAY[1281]; | TR.DR | TUR | |
| SDJNK | SIDANKA[1281]; | TR.AE | W | YUG |
| SDN | SUNDANCE[219][1281]; | TR.AE | W | CAN |
| SDY | STURDY[144][1281]; | TR.AE | USA | |
| SE,1 | SANTA-ELENA[144]; | TR.AE | S | MEX |
| SEAD | SEEADLER[115][3692]; | TR.DR | S | MEX |
| SEB | SEBERI[145][740][1281]; | TR.AE | S | BRA |
| SERI | SERI-82[144][1281]; | TR.AE | S | MEX |
| SERR | SERRANO,BRA[740][1281]; | TR.AE | S | BRA |
| SFB | SURFBIRD[115][1281]; | TR.DR | S | TUR |
| SGA | SOLTIBALGA[1281]; | TR.DR | TUR | |
| SGE | SURGENTES-INTA[145][1281]; | TR.AE | ARG | |
| SGYO | SAGUAYO-79[144]; | TR.AE | S | BOL |
| SHAM | SHAM-2[144][1281] | TR.AE | S | SYR |
| SHAM4 | SHAM-4[144][1281]; | TR.AE | S | SYR |
| SHL | SAHEL-77[115][1281]; | TR.DR | S | DZA |
| SHOV | SHOVELER[115][3692]; | TR.DR | S | MEX |
| SHR | SHRIKE[114][144][1281]; | TR.AE | S | MEX |
| SHWA | SHEARWATER[115][3692]; | TR.DR | S | MEX |