86 JOURNAL OF ENTOMOLOGY AND ZOOLOGY 



EXPLANATION OF PLATE 



Bracliycentrus nigrosoma 



Figure L Dorsal view of head and thorax of larva. 



Figure 2. Labrum of larva ; position of setae indicated by circles. 



Figure 3. Part of comb of second leg of larva in detail. 



Figure 4. Mandible of larva. 



Figure 5. Labium and maxilla of larva, in part. 



Figure 6. Larva extending from case in attitude of waiting for prey. 



Figure 7. Front leg of larva. 



Figure 8. Front view of larva in attitude of waiting for prey. 



Figure 9. Dorsal plates of left side of pupa, segments 1 and 3-7. 



Figure 10. A group of hooks in detail from second series on segment 5 of pupa. 



Figure n. Drag hook of larva. 



Figure 12. Caudal view of genitalia of adult male. 



Figure 13. Frons of larva. 



Figure 14. Second leg of larva. 



Figure 15. Diagram of left side of abdomen of larva showing distribution of gills. 



Figure 16. a. Caudal end of larval or pupal case; h. Caudal pupal sieve; c. Front 

 pupal sieve. 



