NEW MALLOPHAGA. 5 1 5'- 



clypeus clear, almost uncolored; head markings dark 

 brown, but not very sharp; eye with black fleck. 



Prothorax with almost no lateral angles, the angles being 

 very obtuse and flattened; two spines and a long hair in 

 the angles and another long hair near the posterior angle ; 

 posterior margin of segment concave; a brownish sub- 

 marginal lateral border. Metathorax with a few small 

 spines along lateral margins, and a longish hair near pos- 

 terior angles. Legs whitish, paler than body color. 



Abdomen with sides only flatly convex, subparallel; 

 single hairs on posterior angles of segments and a longi- 

 tudinal row of small hairs, one on each segment, on each 

 side inside of the lateral band; lateral bands pale amber 

 brown, not much darker than ground color of body; 

 faint median transverse blotches, apparently nearly square. 



Physostomum angulatum n. sp. (Plate lxx, fig. 5.) 



Two females taken from a Kingbird, Tyrannus tyran- 

 nus (Lawrence, Kansas), and one female from a Fox 

 Sparrow, Passerclla iliaca (Lawrence, Kansas). 



Description of female. Body, length 5. mm., width 

 1.3 mm.; pale golden, with narrow dark brown lateral 

 bands on abdomen and thorax, and few dark brown head 

 markings; the largest Physostomiuii yet found. 



Head, length 1 mm., width .94 mm.; front flatly con- 

 vex, without marginal hairs, sides with tw T o short hairs on 

 dorsal surface near and projecting over the margin even 

 with base of antennae, and at same place two similar sub- 

 marginal ventral hairs, and two shorter hairs on margin 

 in the very slight ocular emargination ; occipital angles 

 acute and much produced posteriorly (extending nearly 

 to middle of prothorax), bearing three long hairs; occi- 

 pital margin is thus very concave and is without hairs; 

 palpi projecting beyond margin by half of last segment; 



