1916] 



Ferris — Notes on Anophtra and MaUophaga 



111 



with four short spines on the posterior margin, seventh with a single 

 large stout spine at each posterior lateral angle and two spines on 

 the posterior margin ; 

 eighth with a median 

 pair close to its anterior 

 margin. Posterior-lat- 

 eral angles of the ninth 

 segment produced into 

 a rounded lobe which 

 bears a spine near its 

 tip. 



Description of 

 male: Length, .35 

 mm.; length of head, 

 .075 mm.; length of ab- 

 domen, .22 mm.; width 

 of head, .075 mm.; 

 width of thorax, .1 mm.; 

 width of abdomen, .14 

 mm. 



In general similar to 

 the female except for 

 slight differences in the 

 arrangement of the 

 spines on the abdomen. 

 Abdomen ending in a 

 broad truncate process 

 which bears several 

 short spines. Genitalia 

 very weakly chitinized 

 and so small as to ren- 

 der it impossible to work 

 out the parts. 



Enderleinelhis uncinatus sp. nov.; ven- 

 tral side of male. 



Hoplopleura trispinosa Kellogg & Ferris. 



From Glaucomys ( = Sciuropterus) sabrinus lascivus (Yosemite 

 National Park, Calif.). 



The male, which has not been described, is smaller than the 

 female and none of the abdominal tergites and sternites are di- 



