CHAMBERLIN.— The Arachnida. 
ape a al 
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PLATE 1. 
Tityus footet Chamberlin. 
Lateral view of sting and last two segments of abdomen. 
Finger, inner surface, showing arrangement of granules. 
Tarsus IV, anterior view. 
Comb. 
Brachistosternus andinus Chamberlin. 
Carapace, dorsal view. 
Finger, inner view, showing granules. 
Tarsus IV. 
Comb. 
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