March, I902.] KELL0(;G \ CHAPMAN : AMERICAN MaLLOPHAGA. 2/ 



Kello(;c;, List of Mallophaga, 1899, p. 79- 



From Cyanocitta frontalis (Mountain \iew, California). 



Menopon mesoleucum Nitzsch, Germar's Mag. d. Knt., Ill, 181, p. 

 300 ; Kellogg, List of Mallophaga, 1899, p. -i^. 

 From Corvus corax principalis (Kadiak Island, Alaska). 



Menopon alaskensis, sp. nov. (Plate III, Fig. 5.) 



Description of female. Body, length 1.6 mm., width .6 mm.; general color, 

 nale colden brown, with distinct dark brown ocular blotches. 



Head length .3 mm., width .45 mm.; semilunar with an evenly rounded front, 

 distinct ocular emarginations, temporal margins narrowly rounding ; occipital margin 

 concave; a pair of short hairs near the middle ^f the front, a longer one on the 

 side followed bv a very short one, and then three longer ones in front of the emarg.- 

 • nation ; ocular fringe composed of a few long hairs and short stiff hajrs, and in the 

 narrowly rounding temporal angles four long hairs and several short stiff ones ; occi- 

 pital margin broadly concave and with four long hairs ; one long hair and two short 

 ones on dorsal surface near anterior end of color blotches ; dark brown to black ocu^ 

 lar blotches (mandibles showing dark brown through the clear golden brown of the 

 head), distinct black flecks ^n the eyes; a narrow dark brown occipital border broad- 

 enins sliehtly each side of the median line. 



Frothorax broad with lateral angles distinctly produced and bearing a long hair 



and two short spines, sides sloping rapidly to the tlatly convex posterior margin a 



short spine on the lateral margins and ten long hairs on the posterior margin color 



'golden brown with anterior angles darker fuscous ; strong chitinous bars showing 



th ou'h body dark brown. Metathorax narrow anteriorly with -P'^'^ ^--g/"^ 



•des a few spines on the lateral margins and a row of long hairs along the slightly 



onvIxposterL- margin; mesothorax distinctly separated by a marginal constriction 



and a dark ransverse line, a few strong spines and a long hair in the posterior angle 



and a series of long hairs on the posterior margin. Meta- and mesothorax with 



broad transverse fuscous band across the posterior half, and narrow darker lateral 



bord'; ternal markings composed of small median blotch on the prothorax with 



::'::' dler l^eral bfrs, dark inwardly curving intercoxal lines on t -^^^^^^^^^^^^ 



a broad median fuscous blotch ^ ^^^^^^ ^^^^^^^^^^^ 

 menl • many long hairs on the median blotches. Legs paie goiuc 



each segment, a narrow darker lateral border and broad uncolo.cd sutural q 



arating the segments. 



Many specimens from Cinclus mexicanus and Pmuola enuclcator 

 (Kadiak Island). 



