rcs ~/Desktop/shp> tar xvf ../boundaries.tar
lineas_limite_municipales_etrs89.dbf.gz
lineas_limite_municipales_etrs89.prj.gz
lineas_limite_municipales_etrs89.shp.gz
lineas_limite_municipales_etrs89.shx.gz
poligonos_provincia_etrs89.dbf.gz
poligonos_provincia_etrs89.prj.gz
poligonos_provincia_etrs89.shp.gz
poligonos_provincia_etrs89.shx.gz

rcs ~/Desktop/shp> file *
lineas_limite_municipales_etrs89.dbf.gz: POSIX tar archive (GNU)
lineas_limite_municipales_etrs89.prj.gz: gzip compressed data, was "lineas_limite_municipales_etrs89.prj", from Unix, last modified: Mon Jul  8 16:51:46 2013
lineas_limite_municipales_etrs89.shp.gz: gzip compressed data, was "lineas_limite_municipales_etrs89.shp", from Unix, last modified: Mon Jul  8 16:51:56 2013
lineas_limite_municipales_etrs89.shx.gz: gzip compressed data, was "lineas_limite_municipales_etrs89.shx", from Unix, last modified: Mon Jul  8 16:51:56 2013
poligonos_provincia_etrs89.dbf.gz:       gzip compressed data, was "poligonos_provincia_etrs89.dbf", from Unix, last modified: Mon Jul  8 16:53:36 2013
poligonos_provincia_etrs89.prj.gz:       gzip compressed data, was "poligonos_provincia_etrs89.prj", from Unix, last modified: Mon Jul  8 16:53:34 2013
poligonos_provincia_etrs89.shp.gz:       gzip compressed data, was "poligonos_provincia_etrs89.shp", from Unix, last modified: Mon Jul  8 16:53:36 2013
poligonos_provincia_etrs89.shx.gz:       gzip compressed data, was "poligonos_provincia_etrs89.shx", from Unix, last modified: Mon Jul  8 16:53:36 2013

rcs ~/Desktop/shp> tar tvf lineas_limite_municipales_etrs89.dbf.gz
-rw-rw-r-- paco/paco       247 2013-07-08 16:51 lineas_limite_municipales_etrs89.prj.gz
-rw-rw-r-- paco/paco  24060966 2013-07-08 16:51 lineas_limite_municipales_etrs89.shp.gz
-rw-rw-r-- paco/paco    115790 2013-07-08 16:51 lineas_limite_municipales_etrs89.shx.gz