126 Recently published Ornithological Worls. 



work of observation of birds in the different parts of the 

 German Empire is a bulky treatise of some 300 pages^ which 

 will, no doubt, require the close attention of students of the 

 European ornis. Mr. Paul Matschie's appended remarks on 

 the vexed question of the distribution of Corvus corone, 

 C. comix, and C. frugileyus in Northern Germany, which 

 are illustrated by a well-execnted map, are of special 

 interest. 



29. Ridgway on the Genus Dendrocincla. 



[A Review of the Genus Dendrocincla, Gray. By Robert Ridgway. 

 Proc. U.S. Nat. Mus. 1887, p. 488.] 



Mr. Ridgway was induced to take up this difficult group 

 in order to effect the determination of two species of Den- 

 drocincla, of which specimens were contained in a small 

 collection from the Lower Amazons, and has had the ad- 

 vantage of the examination of the types in the Lafresnaye 

 Collection, now in the Museum of the Boston Society of 

 Natural History. Twelve species of Dendrocincla are recog- 

 nized, of which three are now described for the first time, 

 namely, D. lafresnayei (Upper Amazons?), and D. rufo- 

 olivacea and D. castanoptera from Diamantina, Lower 

 Amazons. Besides these twelve species, three others are 

 mentioned as " not examined." 



30. Ridgway on Catharus berlepschi. 



[Remarks on Catharus berlepschi, I^awr. B\' Robert Ridgway. Proc. 

 U.S. Nat. Mus. 1887, p. 504.] 



Mr. Ridgway confirms the distinctness of Catharus ber- 

 lepschi, ha.'i^/reuce {v. s.), from C. fuscater, Lafr., of which he 

 has examined the " type " from Colombia and a good series 

 from Costa Rica. 



31. Ridgivay on new Central -American Birds. 



[Descriptions of some new Species and Subspecies of Birds from Middle 

 America. By Robert Ridgway. Proc. U.S. Nat. Mus. 1887, p. 505.] 



Mr. Riflgway describes as new Catharus fumosus from 



