GEOGCS["Port Martin geographiques (dms)", DATUM["PORT-MARTIN - PERROUD 1955", SPHEROID["International 1924",6378388,297, AUTHORITY["EPSG","7022"]], AUTHORITY["IGNF","REG0120001"]], PRIMEM["Greenwich",0, AUTHORITY["EPSG","8901"]], UNIT["degree",0.0174532925199433, AUTHORITY["EPSG","9122"]], AUTHORITY["IGNF","PMAR55G"]]