PLATE XXVII. 



Fig. 1. Uloborus geniculatus, female, X 3 ; la, face, eyes, and mandibles ; Ib, sternum and 

 maxillae ; Ic, epigynum ; Id, calamistrum (this figure is inverted). 



Fig. 2. Uloborus geniculatus, male, X 3 ; 2a, palpus. (Page 273.) 



Fig. 3. Uloborus plumipes, female, X 4 ; 3a, side view of body ; 3b, face, eyes, mandibles ; 

 3c, epigynum ; 3d, first leg to show tibial brush ; 3e, cribellum (c) in situ. 

 (Page 274.) 



Fig. 4. Uloborus plumipes, x 8, young female ; 4a, sternum and maxillse ; 4b, U. plumipes, 

 x 8, young female (California), variation of color. 



Fig. 5. Uloborus plumipes, male, x 8 (after Emerton) ; 4a, palpus. 



Fig. 6. Hyptiotes cavatus, X4, female; 6a, side view, X 4 ; 6b, sternum and maxillse; Gc, 

 face; 6d, calamistrum; 6e, cribellum (c) in situ; Cf, cribellum; Og, epigynum. 



Fig. 7. Hyptiotes cavatus, male, X4; 7a, palpus. (Page 276.) 



Fig. 8. Theridiosoma radiosum, female, X8; 8 a, side view, X8; 8b, color variation, X8; 8c, 

 sternum and maxillre ; 8d, eyes and mandibles ; 8e, epigynum. (Page 257.) 



Fig. 9. Theridiosoma radiosum, male, X8; 9a, sternum and maxilla;; 9b, 9c, 9d, views of 

 palps. 



(394) 



