522 Bulletin American Museum of Natural History [Vol. XLII 



B. kirbiellus Smith, 1854, p. 397. Boothia Felix, Canada. 



MacLachlan, 1878, p. 106. Hayes Sound, lat. 79, VIII; Fort Foulke, VII; 

 andlat.8145'; (Feilden). 



B. puttiami Cresson, 1878a, p. 185. 9 . Colorado; (Putnam). 



B. halteatus kirbiellus Aurivillius, 1890, p. 28. Polaris Bay, Ritenbenk, 

 Godhavn, Auleitsivik, and Ivigtut, Grkenland; (Kolthoff). 



B. nididans Handlirsch, 1891, p. 453. Lytton, British Columbia. 



(?) B. nivalis Fox, 1892, p. 134. McCormick Bay, West Greenland; VII. 



B. putnami Titus, 1902, p. 41. Fort Collin.s, Lizard Head, Ward, and Home, 

 Colorado; all, except Fort Collins, 7000 to 10,000 ft.; VIII; (Ball). 



B. alrifasciatus Morrill, 1903, p. 224. 9 . Gallatin County, Montana; 

 9400 ft.; VII; (Cooley). 



B. putnami Viereek et al., 1904, p. 99. WAsraNGTON. Mt. Hood, Oregon. 



Fletcher and Gibson, 1907, p. 129. Fullerton, Hudson Bay, and Mount 

 Edith, Banff, Canada; VII; (Halkett and Fletcher). 



Fletcher and Gibson, 1908, p. 111. Bartlett Bay, Alaska; at sea-level; 

 (NeUes). 



Franklin, 1913, p. 290. Truchas Peak, New Mexico. Labrador. Sopka, 

 Siberia. 



Cockerell, 19156, p. 483. Nebraska Hill, Colorado; above timber line; 

 VII; at Polenionium conjertum and Trifolium; (Kenoyer). 



Lutz, 1916, p. 520. Kodiak, Alaska. , 



Sladen, 1919a, p. 27g. cT, S. Nome, CoUinson Point, Alaska, and Young 

 Point, Northwest Territories, (Johansen); Nottingham Island (Mc- 

 Kenzie), Cape Chudleigh, Hudson Strait; Laggan (Fletcher), and Banff 

 (Sanson), Alberta. 



See kincaidii and pleuralis. 



kirhyellus pyropygus. Friese's remarks in 1902a and 1908a as to syno- 

 nymy are somewhat confusing. See also 19126, p. 182. He prob- 

 ably had no American specimens of pyropygus. 



kodiakensis. See kincaidii. 



laboriosus. See nigrodorsalis and Psithyrus laboriosus. 



lacustris. See edwardsii, melanopygus. 



lapponicus. See sylmcola. 



lapponicus flavicollis. See sylvicola flavicollis. 



lateralis. See ephippiatus and wilmattce. 



fP.] laticinctus Franklin, 1913a, p. 85. y. cf *. Meadow Valley (head 

 of Rio Piedras Verdes, six miles south of Colonia Garcia, Sierre 

 Madre of western Chihuahua), Mexico; 7(X)0 ft.; (Townsend). 

 May be a subspecies of huntii. 



laticollis. See nigrodorsalis. 



leucomelas. See volucelloides. 



marylandicus. See p. (503). 



mckayi. See occidentalis. 



