Ontario: Eggs hatch about first week of June (Jarvis). 



New York: Eggs hatch latter part of May to early June (Felt). 



New Hampshire: Eggs hatch in late May to early June (Sanderson). 



Vermont: Eggs hatch in late June (Stewart). 



Maine: Eggs hatch about middle of June or later, depending upon the season 

 (Hitchings). 



Michigan: In specimens received June 18, 1909, from Stittsville, Mich., nearly all 

 eggs had hatched (Sasscer). 



Fig. 1.— The oyster-shell scale (Lepidosaphes ulmi). All enlarged. (Original.) 



Minnesota: In specimens received May 24, 1909, from Lamoille, Minn., eggs were 

 hatching in numbers when received (Sasscer). 



Indiana: In specimens received from Elwood, May 14, 1909, eggs were hatching in 

 numbers when received (Sasscer). 



Ohio: Eggs hatch in late May to early June (Gossard). 



Second-brood eggs were found under many scales August 22, and a few young crawl- 

 ing at Cleveland (Quaintance). 



West Virginia: In specimens received April 30, 1908, from Parkersburg, W. Va., 

 young were crawling in numbers (Sasscer). 

 [Cir. 121] 



