PLATE ir. 



6. Napaia gracilis, n. sp. and gen. Male; a— upper view of head and 

 pronotum ; b — sternum; c — sternum, female ; d — lateral view of fe- 

 male. 



7. Opeia obscura, Thos., n. gen. Female; a — upper view of head and 

 pronotum; h — sternum; c — sternum, male. 



8. Pedeticum odscuru^/i, Send., n. gen. Female; a — upper view of head 

 and pronotum; b — sternum; c — unequal inner apical spurs of the 

 posterior tibia;. 



9. Eritcttix virgaf us, Scud. Female; a — upper view of head and pro- 

 notum; b — sternum. 



10. Syrbula acuticornis, Mrnw^r. Male; a — upper view of head and pro- 

 notum; b — sternum. 



