Citação Postado originalmente por 1c3_m4n
segundo o man

-pixmap: file[;geom]
Specify image file for the background and also optionally spec-
ify geometry of the image to be cut out of original image, to be
used as background, with a geometry string. Note you may need
to add quotes to avoid special shell interpretation of the `;<B4>
in the command-line; resource backgroundPixmap.
mas aki num foi nao.........

replicante:
aterm --transparent -fg lightgray +sb -sh 65% -bw 0 -vb

realmente...eu testei aki e ele da erro...