THE MOUNT DESERT REGION 61 



Goniocotes Burmeister 



G. bidentatus Scop. Infests pigeons. 



G. gigas Tasch. Occurs on hen and guinea fowl. 



G. hologaster Nitz. Called the Lesser Chicken Louse. 



Lipeurus Nitzsch 



L. caponis Linn. The Variable Chicken Louse. 

 L. heterographus Nitz. Chicken Head Louse. 



Piiilopterus Nitzsch 



P. agelaii Osb. Described from red wing blackbird. 



P. alienus Kell. Occurs on nicker. 



P. auritus Scop. On the hairy woodpecker. 



P. bisetosus Piaget. On red-breasted merganser. 



P. bubonis Osb. On the great horned owl. 



P. buteonis Pack. On the red-shouldered hawk. 



P. calvus Kell. On murres. A lot from Brunnich's murre 



(Br.). 



.P. ceblebrachys Nitz. On the snowy owl. 



P. colymbinus Denny. On common loon. 



P. corvi Osb. On the crow. 



P. cursor Nitz. Occurs on many owls. 



P. dentatus Scop. On many kinds of ducks. 



P. distinctus Kell. On the American raven. 



P. evagans Kell. On the downy woodpecker. 



P. fuscoventralis Osb. Described from woodpeckers. 



P. fusiformis Drury. Infests knot and sandpipers. 



P. gonothorax Giebel. On herring gull, loon and grebes. 



P. gbaviceps Kell. Occurs on coot. 



P. halieti Osb. On bald eagle, Bar Harbor (Br.). 



P. incisus Kell. On bluebird and cedar waxwing. 



P. jugens Kell. Occurs on the nicker. 



P. major Waterston. Occurs on Wilson's snipe. 



P. melanocephalus Nitz. Infests terns. 



P. merguli Denny. Infests dovkie. Two lots from lower end 



of Island (Br.).' 



