PLATE XXVII. 



Fig. I. Uloborus geiiiculatus, female, -3; la, face, eyes, and mandibles; lb, sternum and 

 maxillse ; Ic, epigynum ; Id, calamistrum (this tigure is inverted). 



Fig. 2. Uloborus geniculatus, male, X3; 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 bru.sh ; 3e, cribellum (c) in situ. 

 (Page 274.) 



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

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



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



Fig. 6. Hyptiotes cavatus, x 4, female ; Ca, side view, :< 4 ; 6b, sternum and maxilUe ; 6c, 

 face; 6d, calamistrum; 6e, cribellum (c) in situ; 6f, cribellum; 6g, epigynum. 



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



Fig. 8. Theridiosoma r.adiosum, female, <8; 8a, side view, X8; 8b, color variation, X8; 8c, 

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



Fig. 9. Theridiosoma radiosum, male, ' 8 ; 9a, sternum and maxilL-e ; 9b, 9c, 9d, views of 

 palps. 



(394) 



