220 ADDITIONS AND CORRECTIONS. 



ADDITIONS AND CORRECTIONS. 1 



Page 2, line 2 from the bottom, for of the Bibionidae read of some, Bibio- 



nidae. (LoEW.) 

 Page 4, lines 2 and 5 from top, for Stratiomydse read Stratiomyid-z. 



" 5, line 9 from the bottom should read thus : South. Corethra is repre- 

 sented in N. A. by C. punctipennis Say. (LoEW.) 

 Page 6, line 6 from top, for Culiocides read Culicoides. 



" 12, " 9 from bottom, strike out the first and. 



" 16, " 4 from top, for Therevidse read Thereuidie. 



" 16, " 15 " for ending read end. 



" 18, " 18 from bottom, Pachygastrina should be in small capitals. 



" 21, " 15 from top, for Exelasis read Exetasis. 



Page 64, lines 3 and 5 from top, for curvature read concavity. 

 " 70, Tryp. unicolor ; add Cuba to its habitat. (LoEW.) 

 " 74, line 7 from top, for Cederli read Cederh. 

 " 78, " 1 " for exceeds read reaches into. (LoE\v.) 



1 Many of the corrections have been communicated by Mr. Loew, to 

 whom the signatures were sent ; his name, however, has been mentioned 

 after those only which are not readily understood, but require an especial 

 authority. 0. S. 



