Sites
| Site Identifier | Name | Location | Samples |
|---|---|---|---|
| Listvenka | Russia | 17 | |
| Lugovskoye | Russia | 1 | |
| LyzhinMys | Russia | 1 | |
| Maininskaia | Russia | 2 | |
| MaininskaiaEast | Russia | 4 | |
| Maininskaia,easternpit | Russia | 2 | |
| MaininskaiaEast,MayninskaiaEast | Russia | 2 | |
| MaininskaiaWest | Russia | 4 | |
| MakarovoII | Russia | 3 | |
| MakarovoIII | Russia | 2 | |
| MakarovoIV | Russia | 3 | |
| MalayaSyia | Russia | 7 | |
| Malta | Russia | 18 | |
| Malta,testpit1991 | Russia | 1 | |
| MalyeKuruktachi | Russia | 7 | |
| MalyiYaloman,MaloialomanskaiaCave | Russia | 1 | |
| Mamakan2 | Russia | 1 | |
| MamontovayaKur'ya-MamontovaKur'ya | Russia | 12 | |
| MamonyII | Russia | 1 | |
| MasterovKliuch | Russia | 0 | |
| MasterovKlyuch-MasterovKluch | Russia | 5 | |
| Medvezh'yarockshelter-Medvezhya | Russia | 5 | |
| Medvezhyarockshelter-Medvezhya | Russia | 1 | |
| Mezmaiskaya | Russia | 5 | |
| Mezmayskaya | Russia | 26 |