Chambe:ri.in. — The Arachnida. 



PLATE 21. 



Eusparassus shefteli Chamberlin. 

 Fig. 1. Epigynum. 



Horiocte7ms lycosoides Chamborlin. 



Fig. 2. Labium. 



Fig. 3. Epigynum. 



Fig. 4. Distal portion of chelicera, ventral view. 



Quechuella Imnpra Chamberlin. 

 Fig. 5. Labium. 

 Fig. 6. Sternum. 

 Fig. 7. Dorsal view of abdomen. 

 Fig, 8. Eyes from in front and a little above. 



Trachelopachys bicolor Chamberlin. 

 Fig. 9. Labium, 

 Fig. 10. Epigynum. 



