24 Aves, 
XVII. Aves. 
[1919J 
Morgan, T. H. vide Boring. 
Moseley, E. L. Trees, Stars and 
Birds. A book of outdoor science 
(viii+404+xvi) 300 illustr. New York 
(World Book Coy.) 1919 8vo. 508 
Mousley, H. “The Singing Tree” 
or how near to the nest do the male 
birds sing ? Auk Cambridge Mass. 36 
1919 (339-348). . 509 
Mousley, H. Further notes and 
observations on the birds of Hatley, 
Stanstead county, Quebec, 1918. Auk 
Cambridge Mass. 36 1919 (472-487). 
510 
Mullens, W. H. The Ruff — an early 
record. Brit. Birds London 13 1919 
(13-20) 2 figs. 511 
Mullens, W. H., Swann, H. K. and 
Jourdain, F. C. R. A geographical 
bibliography of British ornithology from 
the earliest times to the end of 1918, 
arranged under counties, being a record 
of printed books, published articles, 
notes and records relating to local 
avifauna, pt. 1 (1-96). London (Wither- 
by) 1919 8vo. 512 
Munro, J. A. Notes on some birds 
of the Okanagan Valley, British Colum- 
bia. Auk Cambridge Mass. 36 1919 
(64-74). 513 
Munro, J. A. Notes on the breeding 
habits of the Red Crossbill {Loxia 
curvirostra minor) in the Okanagan 
Valley, British Columbia. Condor 
Hollywood Cal. 21 1919 (67-60). 614 
Neumann, 0. Lalage schisticeps sp. 
n. J. Ornith. Leipzig 67 1919 (333). 515 
Neumann, 0. Ueber einige Arten 
des Genus Collocalia. Om. Monatsber. 
Berlin 27 1919 (108-110). 516 
Nichols, J. B. Wild hybrid between 
House-Sparrow and Tree-Sparrow. 
Brit. Birds London 13 1919 (136). 617 
Nichols, J. T. Problems suggested 
by nests of Warblers of the genus 
Dendroica. Auk Cambridge Mass. 36 
1919 (225-228). 618 
Nicoll, M. J. Handlist of the Birds 
of Egypt. Publ. No. 29 Zoological 
Service (i-xii+l-HO) map 25 col. pis. 
Cairo (Govt. Press) 1919 8vo. 519 
Nicoll, M. J. Uragus sibiricus and 
Motacilla personata taken in Sussex. 
London Bull. Brit. Orn. Cl. 89 1919 (89). 
520 
Nielsen, P. Optegnelser vedrorendo 
Islands Fugle, tildeis efter egen lagt- 
tagelse i en laengere Aarraekke. Notes 
on the birds of Iceland, based on obser- 
vations during several years. With 
introduction and remarks by B. Sse- 
mundsson. Kobenhavn Ornith. Tids. 
13 1919 (33-79 214). 521 
Noble, G. K. Notes on the avifauna 
of Newfoundland. Cambridge Mass. 
Bull. Mus. Comp. Zool. 62 1919 (543- 
668). 522 
Nomura, M. vide Momiyana. 
Nordqvist, 0. Johan Axel Palinen. 
Fauna och Flora Uppsala 141919 (131- 
139) portr. 523 
Nyqvist, H. Graiirlan [Motacilla 
hoaruU{\ iifven i Sr vid Smalands Taberg. 
Fauna och Flora Uppsala 14 1919(180- 
182). 524 
Nyqvist, H. Nagot om andhonornas 
sommardrakter. Fauna och Flora Upp- 
sala 14 1919 (279-283). 525 
Oberholser, H. C. Birds of a Wash- 
ington City Dooryard. Amer. IMidland 
Nat. Notre Dame Ind. 6 [1919 ?] (1-3). 
626 
Oberholser, H. C. An all-day bird 
trip at Washington D.C. Amer. Midi. 
Nat. Notre Dame Ind. 6 1919 (103- 
110). 527 
Oberholser, H. C. Description of a 
now subspecies of Piranga hcpulica 
Swainson. Auk Cambridge Mass. 36 
1919 (74-80). 628 
Oberholser, H. C. Notes on North 
American birds. vii, viii, ix. Auk 
Cambridge Mass. 36 1919 (81-85 406- 
408 656-559). 529 
Oberholser, H. C. Zamelodia v. 
Hedymeles. Auk Cambridge Mass. 36 
1919(115). 530 
Oberholser, H. C. Fourth annual 
list of proposed changes in the A.O.U. 
Check-list of Noilh American Birds. 
Auk Cambridge Mass. 36 1919 (266-273). 
531 
Oberholser, H. C. Larus canus hracky- 
rhynchus in Wyoming. Polysticta 
Eyton versus Stellaria Bonaparte. Auk 
Cambridge Mass. 36 1919 (276-277). 
532 
Oberholser, IT. C. The proper 
generic name for the Ruff. Jleleraclitis 
versus Heteroscelus, The status of 
