APPENDIX. 447 



0. Color, brown, drab, or bufE. 

 (a.) On the giound, except the last, and sometimes " 3." 

 1. At. 1.65X1.25. Pale drab buff to rich reddish bufl.« Partridge. § 30, m. 

 (2.) A.T. 1.65X1.35. Brownish drab or paler.* Nest where dry. Heath Hen. § 30, II. 



3. At. 1.90X1.50. Drab. Birds usually colonial in swamps. Bitlem.* 



4. < .72X.55. Usually marked. Nest among reeds. L.-b. Marsh Wren, § 7, II, B. 



(&.) In the holes of trees, or rarely in a nest made in a fork. 

 1. About 2.00X1.60. Yellowislf white, or Tery ptde drab. Summer Duck. 



For § II of this Key, see the next page. 



* Often somewhat marked. * It is more than doubtful if the Bittern 



eTer breeds in colonies. — W. B. 



