ERRATA. 



Page 5. line 2 from bottom, after that insert if. v 



Page 30. line 1, for but now read not now. 



Page 70. line 17, for townsendi read toionsendii; line 5 from bottom, before .85 read 3. 



Page 88, for TroglodytidcB read Troglodytince. 



Page 99, lines 9 and 14 from bottom, for hy emails read hiemalis. 



Page 121, line 12 from bottom, for swainisonii read swain soni. 



Page 123, for Helmitheros read Belmitherus. 



Page 133. line 20 from bottom, for mariima read maritima. 



