Crossword clues for __ mater (brain covering) 4 letters:DURA___ mater (brain cover)DURA__ mater (brain cover)DURA__ mater (brain covering)DURA___ mater (brain covering)XXXX___ mater (brain cover)PIA-- mater (brain cover)PIA____ mater (brain cover)PIA__ mater (brain cover)PIA__ mater (brain covering)PIA___ mater (brain cover)PIA___ mater (brain covering)