Mallophaga 7d 



Genus Ornithobius. 



Ornithobius goniopleurus Denny, 

 Anoplur. Brit. 1842, p. 184, PI. XXIII, f. 2. 



Two females from Hutchin's Goose, Branta canadensis hutchinsi (Richardson), 

 taken at Bernard harbour, Northwest Territories, in June, 1915. 



Recorded by several writers from Branta canadensis and other species of 

 geese and swans. 



Genus Esthiopterum. 



Esthiopterum anseris Linne, 

 Syst. Nat. 1758, p. 612. 



One female from a Hutchin's Goose, Branta canadensis hutchinsi (Richardson) , 

 taken at Bernard harbour. Northwest Territories, in June, 1915. 



Recorded by European and American writers (E. jejunum N.) from various 

 species of geese, including Branta canadensis. 



list of hosts with parasites. 



Birds — 



Stercorarius parasiticus (Linn.). 



Philopterus pustulosus Nitzsch. 

 Dafila acuta (Linn.). 



Trinoton querquedulae Linn6. 

 Branta canadensis hutchinsi (Richardson). 



Trinoton anserinum Fabricius. 



Philopterus dentatus Scopoli. 



Ornithobius goniopleurus Denny. 



Esthiopterum anseris Linn6. 

 Pisobia bairdi (Coues). 



Philopterus sp. 



Degeeriella complexiva Kell & Chap. 

 Lagopus lagopus (Linn.). 



Menopon striatum Kell. 



Goniodes mammillatus Rudow. 



Lipeurus protervus Kell. 

 Lagopus rupestris (Linn.) 



Menopon striatum Kell. 



Goniodes mammillatus Rudow, 



Lipeurus protervus Kell. 

 Asia flammeus (Pontoppidan). 



Philopterus cursor Nitzsch. 

 Nyctea nyctea (Linn.). 



Philopterus ceblebrachys Nitzsch. 

 Otocoris alpestris (Linn.). 



Menopon sp. 



Ricinus clypeatus Mjoberg. 



Philopterus sp. 

 Corvus cor ax principalis (Ridgway.) 



Myrsidea brunnea Nitzsch. 

 Plectrophenax nivalis (Linn.) . 



Philopterus subflavescens Geoffroy. 



