include file: TYPWVMP 8
C*    *COMMON* *MAP*  LON/LAT INDEX OF EACH SEA POINT.                     TYPWVMP.2      
C                                                                          TYPWVMP.3      
      integer IXLG(NIBLO,NBLO) ! longitude grid index                      TYPWVMP.4      
      integer KXLT(NIBLO,NBLO) ! latitude grid index                       TYPWVMP.5      
      integer NY, NX           ! number of lats / longs in grid            TYPWVMP.6      
      integer IPER             ! set to 1 for a periodic grid              TYPWVMP.7      
      integer ICASE            ! set to 1 for lat-long grid                TYPWVMP.8      
                                                                           TYPWVMP.9      
      real AMOWEP    ! most western longitude (deg)                        TYPWVMP.10     
      real AMOSOP    ! most southern latitude (deg)                        TYPWVMP.11     
      real AMOEAP    ! most eastern longitude (deg)                        TYPWVMP.12     
      real AMONOP    ! most northern latitdue (deg)                        TYPWVMP.13     
      real XDELLA    ! grid increment for latitude (deg)                   TYPWVMP.14     
      real XDELLO    ! grid increment for longitude (deg)                  TYPWVMP.15     
C                                                                          TYPWVMP.16