1895] MARYLAND ACADEMY OF SCIENCES. 371 



Turdus ustulatus swainsonii (758a). Olive-backed Thrush. 



Common migrant from April 30 ('92, Wholey) to May 28 

 ('93, Wholey), and from September 16 (92, Pleasants) to Octo- 

 ber 13 ('94). At Washington "until Oct. 20, '90" (Rich- 

 mond). 



Turdus aonalaschkae pallasii (7596). Hermit Thrush. 



A common migrant from October 4 ('94) to November 28 

 ('91, Resler), and from March 23 ('89, Resler; 94, Fisher) to 

 May 21 ('92, Gray). It also stays with us sparingly during 

 winter, single birds being taken as follows : December 24, '92 

 (Wholey); January 1, '92 (Wholey); January 8, '87 (Resler); 

 January 17, '92 (Wholey); January 20, '93 (Gray) ; January 

 27, '95 (F. C. K.), 1 seen; January 29, '80 (Resler), 1 seen; 

 February 6, '76 (Resler), 1 seen ; February 22, '92 (Gray), 1 

 seen; and March 5, '90 (Resler). In Somerset County they 

 were common from November 13 to 22, '94 (Fisher). On 

 July 9, '90, an adult female was shot in Howard County, 

 about fifteen miles southwest of Baltimore City, by A. Resler 

 (Forest and Stream, xxxv, 11). 



Merula migratoria (761). American Kobin. 



Resident, abundant in flocks during the migrations, it is 

 commonly scattered over the country during summer, and a few 

 scattered flocks as a rule winter with us in the uplands north of 

 Baltimore, while down the "necks" they are more numerous, 

 and in southern Maryland large flocks are characteristic of the 

 winter season. Eggs are noted from May 5 ('96) to July 30 

 ('81). Sets are 7 of 3 and 10 of 4. At Hagerstown eggs 

 were also noted on May 5 ('82, Small). Not numerous at Vale 

 Summit, June 5 to 14, '95. 



Sialia sialis (766). Bluebird. 



Common resident. On March 18 ('94) a nest was ready for 

 eggs, and birds were in another on August 12 ('94). Sets are 

 2 of 2, 3 of 3, 5 of 4, and 7 of 5. 



