288 



CALIFORNIA ACADEMY OF SCIENCES. [Proc. 3D Ser. 



EXPLANATION OF PLATE XXX. 



Dolichopus crenatus. 



Fig. I. Right side of male abdomen. 



Fig. 2. Left side of genital part of abdomen. 



Fig. 3. Ventral view of genital part of abdomen. 



Fig. 4. Left side of hypopygium. 



Fig. 5. Posterior lateral clasping appendages of hypopygium, left 



side. 



Fig. 6. Penis. 



Fig. 7. Right view of eighth segment. 



Fig. 8. Median dorsal posterior appendage of hypopygium. 



Fig. 9. Tenth segment, ventral view. 



Porphyrops longipes. 

 Fig. 10. Terminal part of abdomen, left side. 



