A Key to Fijian Xixuthrus Sspecies

1 Elytra without complete, glabrous, longitudinal stripes (Fig. 5) ... X. terribilis Thomson

­ Elytra with complete, glabrous, longitudinal stripes (Fig. 1)........................................ 2

2 Forebasitarsi only slightly longer than broad (at apex; Fig. 2) X. ganglbaueri Lameere

­ Forebasitarsi at least two times longer than broad (Fig. 4) ................... X. heros (Heer)