NEW MALLOPHAGA. 37 



occipital margin; six uncolored spots on the forehead, 

 from two of wliich sinjjjle lon<:; hairs arise and from the 

 remainintf four sliort hairs; occiiiital margin flatly con- 

 cave, bare; liead smoky brown with narrow black 

 occipital border and curved ocular blotches; a broad, 

 short-stemmed, uncolored Y, the prongs slightly angu- 

 lated in the middle and terminating broadlv in front of 

 the eyes; the stem interrupts the black occipital border 

 and is continuous with a median, uncolored, longitu- 

 dinal line which traverses the thorax and the first few 

 abdominal segments. 



Prothorax broader than long, with obtuse lateral 

 angles containing one longish hair and a spine in the 

 apex of the angle, and a second longish hair arising 

 from a little within and back of the apex; the latero- 

 posterior margins bare, with a single longish hair in the 

 slight angle which may be taken to separate the latero- 

 posterior margin from the true posterior margin: two 

 longish hairs on eacii half of the flatly convex posterior 

 margin: color smokv brown with narrow black border 

 on latero-posterior margins and on visible parts of 

 latero-anterior margins; the small, slightly curving, 

 longitudinal cliitin bars at ends of the indistinct, usual 

 transverse bar are black; the ground color of the seg- 

 ment is darker in posterior half, and the segment is 

 bisected longitudinally by the median, uncolored line 

 Metathorax with a fairly distinct suture setting off the 

 mesothorax; lateral margins bare; posterior angles with 

 a hair and spines; posterior margin straight, with four 

 weak hairs not on the very margin; color smoky brown 

 with narrow black lateral borders. Legs slightly 

 lighter than segments, and with ill-defined, darker 

 marginal markings. Sternal markings distinct, a me- 

 dian shield on prothorax: a small, elongate, rather 



