| Abbrev | Name | Spec | Type | Locality |
|---|---|---|---|---|
| MUSK2 | MUSK-2[1281]; | TR.DR | S | MEX |
| MUSK3 | MUSK-3[1281]; | TR.DR | S | MEX |
| MUSK4 | MUSK-4[1281]; | TR.DR | S | MEX |
| MUSK5 | MUSK-5[1281]; | TR.DR | S | MEX |
| MUSK6 | MUSK-6[1281]; | TR.DR | S | MEX |
| MUSK7 | MUSK-7[1281]; | TR.DR | S | MEX |
| MUSK8 | MUSK-8[1281]; | TR.DR | S | MEX |
| MUSK | MUSK-DUCK[1281]; | TR.DR | S | MEX |
| MKT | MUSKET[1281]; | TR.AE | USA | |
| MTG | MUSTANG-USA[1281]; | TR.AE | USA | |
| M.REO | MUTANTE-DE-RESTAURACAO[1281]; | TR.AE | ||
| MUTE1 | MUTE-1[1281]; | TR.DR | S | MEX |
| MUTE2 | MUTE-2[1281]; | TR.DR | S | MEX |
| MUTE3 | MUTE-3[1281]; | TR.DR | S | MEX |
| MNWH | MUZAFFARNAGAR[1281][1324]; | TR.DR | S | IND |
| MV12 | MARTONVASARI-12[1281]; | TR.AE | HUN | |
| MV14 | MARTONVASARI-14[1281]; | TR.AE | HUN | |
| MV15 | MARTONVASARI-15[1281]; | TR.AE | HUN | |
| MV16 | MARTONVASARI-16[1281]; | TR.AE | HUN | |
| MV17 | MARTONVASARI-17[1281]; | TR.AE | HUN |