Chambeblin. — The Arachnida. 



PLATE 18. 

 Tetragnatha scopus Chamberlin. 

 Fig. 1. Chelicera from above. 



Tetragnatha tincochacae Chamberlin. 



Fig. 2. Chelicera of male from above. 

 Fig. 3. Palpus of male, mesoventral view. 



Tetragnatha quechua Chamberlin, 

 Fig. 4. CheUcera from above. 



Meta explorans Chamberlin. 

 Fig. 5. Epigyiimn. 



Acacesia -peruviana Chamberlin. 

 Fig. 6. E}pig>Tium. 



Eustala monticola Chamberlin. 

 Fig. 7. Epigynum. 



Aranea duocypha Chamberlin. 



Fig. 8. Abdomen, dorsal view. 

 Fig. 9. Sternum. 

 Fig. 10. Epigynum. 



