336 Pelz ein: Bericht üb. die Leistungen in der Naturgeschichte 



R. Ridgway, A. Review of the genus Centurus 

 Swains. Proc. U. St. Nat. Mus. 1881. 93. 



Dr. R. W. Shufeldt, Osteology of the N.- American 

 Tetraonidae in Bull. Geol. and Geogr. Sarvey VI N. 2. 

 1881. 309. 



Dr. R. W. Shufeldt, On the Ossicle of the anti- 

 brachium as found in some of the North-American Falconi- 

 dae. Bull. Nutt. Orn. Club. VI 197 mit Holzschnitt. 



H. Nehrling, Nordamerikanische Vögel im Freileben 

 geschildert. Gefied. Welt: Regulus colendula 14 u. 24, 

 Scolecophagus Breweri Nhrlg (cyonocephalus Auct.) 44 

 u. 57, Opornis formosa 100, Turdas Pallasii Gab. 173, Co- 

 laptes auratus 228, 240, 251 u. 265, Milvulus forficatus 

 Sw. 325 u. 333, Polioptila coerulea 368, 380 u. 393, Re- 

 gulas setrapa Licht. 435, Oreoscoptes montanus Baird 528. 



W. Brewster, On the relationship of Helmintho- 

 phaga leucobronchialis Brewster and H. Lawrencei Herrick 

 with some conjectures respecting certain other North-Ameri- 

 can Birds. Bull. Nutt. Orn. Club VI. 218. 



W. E. D. Scott, Migration of Birds at Night ib. 188. 



A. M. Frazar, Destruction of Birds by a Storm 

 while migrating ib. 250. 



J. Reinhardt, Notitser til Grönlands Ornithologi 

 (2) Vidensk. Meddel. naturh. For. Kjöbenhavn 1881. 183. 



E. W. Nelson, Door-Yard Birds of the Far North 

 Bull. Nutt. Orn. Club VI. 1. 



E. A. Mearns, List of the Birds of the Hudson 

 Highlands with Annotations (Forts.). Bull. Essex Instit. 

 Vol. V 10 u. 109. 



Extrait from a Report of Exploration by Prof. J. Mo- 

 coun Rep. Depart. of Interior. Ottawa 1881? 



Dr. C. Hart Merriam, Preliminary list of Birds as 

 certained to occur in the Adirondak region, North Eastern 

 New-York. Bull. Nutt. Orn. Club VL 225. 



New England Bird life : being a Manual of New-Eng- 

 land Ornithology. Revised and edited from the Manuscript 

 of Winfrid A. Stearns by Dr. Elliott Cones Part. I 

 Oscines. Illustr. Boston 1881. Bespr. Bull. Nutt. Ornith. 

 Club VI 236. 



