1916] 



Ferris — Notes on Anoplura and Mallophaga 



115 



Pleurites of the first segment lying on the dorsum, pleural plates 

 of the second to sixth segments with each posterior lateral angle 

 produced into a single short tooth and 

 with two widely separated spines on the 

 posterior margin. Pleurites of the 

 seventh and eighth segments small, each 

 bearing two long hairs. 



On the ventral side the second segment 

 bears but one row of eight spines. Third 

 to sixth segments each with three plates 

 and three rows of spines, the arrange- 

 ment and number of these spines being 

 practically as on the dorsum, except that 

 each lateral pair on the first plate of the 

 third sternite are much enlarged, as is 



usual in the genus. Seventh segment with a single transverse 

 row of about eight spines, eighth with four spines. 



Description of male: Length, 1.05 mm.; length of head, 



Fig. 10. Hoplopleura hirta 

 n. sp.; sternal plate. 



Fig. 11. A, Hoplopleura arboricola (K. & F.); genitalia of male. B, Hoplopleura 

 hirsufa sp. nov.; genitalia of male. C, Hoplopleura quadridenlata (Neuni.); genitalia 

 of male. D, Hoplopleura trispinosa (K. & F.) ; genitalia of male. 



