420 Journal of the Asiatic Society of Bengal. [November, 1914.] 



EXPLANATION OF PLATE XXXI. 



The stridulatinq organs of some Indian Spiders. 



Fig. 1. — Haploclastus kayi, Gravely (type). 

 , 2. — Thrigmopoeus, sp. juv. 

 , 3. — Neochilobrachys subarmatus, Thorell ( <y ) . 

 , 4. — Selenocosmia , sp. 1 



, 5. — Chilobrachys assamensis, Hirst ( <J cotype). 

 p 6. — Chilobrachys stridulans , Wood-Mason. ( cf type). 1 



1 Some of the bacilli have been broken in these specimens; they 

 have been restored in the figures. 



*^"N ^ ^ * 



