YM 
ERRATA ET ADDENDA. 
Page 131, last line, add too late for the works of the two last-mentioned writers, but four 
years before the publication of that of the former, 
» 145, line 1, for ASTUR read ACCIPITER. 
» 251, line 52, for capensis read maculosus. 
», 2654, I have just received from Mr. Nagle Clark an undoubted example of Cinclus 
aquaticus, yar. melanogaster, shot at Spurn Point in Yorkshire, where it had 
probably arrived on migration from Scandinavia, as it frequently occurs on 
Heligoland. 
