Oops.

Correct URLs (with correct permissions) are:

      ftp://biology.nmsu.edu/pub/pkgsrc/update_packages.tgz
      ftp://biology.nmsu.edu/pub/pkgsrc/new_packages_standalone.tgz 
      ftp://biology.nmsu.edu/pub/pkgsrc/new_packages_depends.tgz

Cheers,
Brook