"PaleoDB:96485"^^ . "Synaptomys (Mictomys) borealis"^^ . "Synaptomys truei"^^ . . "Mictomys innuitus"^^ . "Synaptomys chapmani"^^ . "Synaptomys sphagnicola"^^ . . "Synaptomys wrangeli"^^ . "Synaptomys bullatus"^^ . "Synaptomys dalli"^^ . "Synaptomys andersoni"^^ . .