PHYTOPHAGA FROM NIAS AND SUMATRA 287 



extending a little way upwards along the sides ; underside and 

 the legs fulvous, the first joint of the posterior tarsi longer 

 than the three following joints together; anterior coxal cavities 

 closed 



Island of Nias, Hili Zabobo, August. 4 specimens. 



It is probable that all the specimens in this collection are 

 females and that the male has the head ditterently structured 

 as is often the case with species of this genus. 



Fig. 



1, 



» 



2 



» 



3, 



» 



4, 



» 



5. 



EXPLANATION OF PLATE IV. 



Le ma Modigliunih Jac. 



» Beccar a J, Jac. 

 Pi/ rapida sumpfuosa, Baly. Var. 

 Colaspoides apicicornis, Jac. 

 Nodosioma rufum, Clark. 



6. Argopus laevipemiis, Jac. 



7. Intolla nigrofasciakij Jac. 



8. Haplosonijx parvulicSj Jac. 



9. Xiasia difjbrmis, Jac. 



10. flaplosonyx nigricoUis, Duviv. 



11. Ifoplasoma ceylomiisi^, Jac. 



12. Aenideo fipicaUs, Jac. 



