| Abbrev | Name | Spec | Type | Locality |
|---|---|---|---|---|
| GA | GALLARETA[115][1281]; | TR.DR | S | MEX |
| GAD | GADWALL[115][1281]; | TR.DR | S | MEX |
| GANE | GANNET[115][1281]; | TR.DR | S | MEX |
| GAS | GASIOR[115][1281]; | TR.DR | S | MEX |
| GB,1 | GABO[144]; | TR.AE | S | AUS |
| GDOVZ | GERARDO-VILLEGA-AND-ZITELLI | TR.DR | S | ITA |
| GDOVZ394 | GERARDO-VZ-394[000] | TR.DR | S | ITA |
| GDOVZ610 | GERARDO-VZ-610[000] | TR.DR | S | ITA |
| GDOVZ331 | GIORGIO-VZ-331[1281][000] | TR.DR | S | ITA |
| GDOVZ385 | GIORGIO-VZ-385[000] | TR.DR | S | ITA |
| GH,1 | GUATRACHI-HUCAL-M.A.G.[145] | TR.AE | ARG | |
| GHC | GUATRACHE-HUCAL-MAG[145][1281]; | TR.AE | S | ARG |
| GHK | GOSHAWK[114][144][1281]; | TR.AE | S | MEX |
| GHL | GOHLS[144]; | TR.AE | DEU | |
| GIA | GAVIA[115][1281]; | TR.DR | S | MEX |
| GIRA | GEZIRA[1281]; | TR.DR | S | SYR |
| GJO | GRAJO[114][144][1281]; | TR.AE | S | MEX |
| GK-LIL | GK-LELIA | TR.DR | HUN | |
| GK-MNR | GK-MINARET | TR.DR | W | HUN |
| GK-PUR | GK-PAUNOUDUR | TR.DR | HUN |