EXPLANATION OF PLATES 



PLATE 26 

 Mecistocephalus nilgirinus, sp. nov. 

 Head in outline, dorsal view. X 14. 

 Anterior region of head, ventral view, with mandibles and maxillae 



removed. X 30. 

 Median region of labrum. X 195. 

 Maxillae, ventral view. X 38. 

 First lamella of mandible. X 315. 

 Last lamella of mandible. X 315. 

 Left prehensor and part of prosternum. X 14. 

 Sternal impression, tenth segment. X IS. 

 Sternal impression, twentieth segment. X 18. 

 Caudal region of body, ventral view. X 18. 

 Caudal region of body, dorsal view. X 18. 



[398] 



