difficult to reach. Genera These genera belong to the family Siricidae Afrotremex Eriotremex Sirex Siricosoma Sirotremex Teredon Tremex Urocerus Xeris Xoanon These extinct genera have been referred to the family as well: †Aulisca †Cratosirex †Cretosirex †Emanrisca †Eoteredon †Eourocerus †Eoxeris †Gigasirex †Liasirex †Megaulisca †Megura †Pararchexyela †Proximoxeris †Urocerites †Ypresiosirex References External links Sawfly families