NEW MALLOPHAGA. 51I 



Head, length .44 mm., width .6 mm.; front broad, 

 convex, with ten short prickles; antenna? in a shallow 

 emargination with second segment longest and the fifth 

 longer than third or fourth, which are about equal; eye 

 prominent, with a prickle; the slightly protruding, 

 rounded temporal margins with a prickle and two strong 

 hairs; posterior margin concave in middle, with obtuse 

 angles at each end of the concavity; head brownish, with 

 darker narrow marginal frontal bands ending posteriorly 

 on each side in an expanded darker spot inside of an- 

 tennal emargination; mandibles and oesophageal sclerite 

 dark brown; an irregular brown ocular blotch and a sin- 

 uous dark brown occipital border along the concave curve 

 of the occipital margin. 



. Prothorax very narrow, short, trapezodial, with lateral 

 margins converging anteriorly, and posterior margins 

 flatly convex; the latero-posterior angles are slightly 

 produced and acute, and each bears a strong hair; indis- 

 tinct brownish lateral borders. Metathorax with blunt 

 lateral angles, each with two strong hairs; posterior 

 margin obtusely angled on abdomen, and bare except for 

 two hairs near the lateral angles. Legs concolorous with 

 body, with dorsal marginal markings and some scattered 

 spines. 



Abdomen broadly elliptical; posterior angles of seg- 

 ments projecting and bearing, except on segment 1, one 

 to three rather short, strong, finely pointed hairs ; segment 

 1 longest at sides but short in middle because of the 

 backward projecting angulated thorax ; middle region of 

 abdomen pale to uncolored, faint lateral transverse 

 blotches and conspicuous lateral bands, which on all 

 segments except segment 1 are curved so as to enclose 

 a small uncolored space ; the curved band projects in- 

 ward and forward, passing the suture; the hist segment 



