18 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 77 



69. HELANOCORTPHA MONGOLICA (Pallas) 



Alauda mongolica Pallas, Reise Prov. Russ. Reiclis, vol, 3, 1776, p. 697 (between 

 Onou and Argun). 



One male, southeast corner of Lake Kokonor, Tibet, August 14. 



70. MELANOCORYPHA MAXIMA Gould 



Melanocorypha maxima Gould, Birds of Asia, vol. 4, 1867, pi. 72 and text 

 (supposed to be Afghanistan). 



One male and one female, southeast corner of Lake Kokonor, 

 Tibet, August 14. 



The male is considerably larger than the female. 



Family HIRUNDINIDAE 



SWALLOWS 

 71. PTYONOPROGNE RUPESTRIS (Scopoli) 

 Hvrundo rupestris Scopoli, Annus I Hist.-Nat., 1769, p. 167 (Tirol). 



One female, 15 miles northwest of Ninghsia (Holanshan Moun- 

 tains), Kansu, May 16. 



The above specimen and a male and female from Yunnan are 

 darker above than a series from south Europe and Kashmir; the 

 latter do not seem to differ in color from the typical race. 



72. HIRUNDO RUSTICA GUTTURALIS Scopoli 



Hirundo gutturalis Scopoli, Del. Flor. and Faun. Insubr., vol. 2, 1786, p. 96 

 (Nova Guiana). 



One male and one female, 45 miles northwest of Ninghsia, Kansu, 

 May 3 and 22; one immature male, Peking, Chihli, August 3. 



73. HIRUNDO DAURICA DAURICA Linnaeus 



Hirundo daurica Linnaeus, Mantissa Plantarum, 1771, p. 528 (Siberia). 



One female, 45 miles northwest of Ninghsia, May 26 ; one male and 

 one female, 15 miles east-southeast of Lanchow, Kansu, July 10. 



Family CORVIDAE 



CROWS AND JAYS 

 74. CORVUS CORAX TIBETANUS Hodgson 



Corvus Wbetanus Hodgson, Ann. Mag. Nat. Hist., ser. 2, vol. 3, 1849, p. 203 

 (Tibet). 



One male, 100 miles south of Lanchow, Kansu, August 30. 



This is an immature bird molting into adult plumage. It is full 

 grown and measures: Wing, 442; tail, 280; culmen, 79; depth of 

 bill at base, 31.5 mm. 



