206 MAINE AGRICULTURAL EXPERIMENT STATION. I9IO. 



with Fig. 525 (after Walsh and Riley) and brief quotation 

 from Walsh and Riley, American Entomologist, Vol. I, 

 p. 108. 



(1874. Riley. N. Y. Tribune, July 22, p. 17). 



1877. Colopha ulmicola (Fitch) Monell. Monell. Can. Ent. 9: 102. 

 Original description of genus and comments on bibliography. 



(1877. Pemphigus ulmicola. Emily A. Smith. Shade Trees, in- 

 digenous shrubs and vines, and insects that affect them. 

 Peoria, 111.) 



(1878. Brysocripta (Glyphina) ulmicola, Lintner. Country Gentl. July 

 18. 43: 455. Brief account.) 



1879. Colopha ulmicola, Riley. Bull. U. S. Geol. Surv. Vol. V. No. 

 I, pp. 9-13. Fig. 2, a-g. Biological and descriptive. 



1879. Glyphina ulmicola Thomas. Ins. 111., 8th Report (Thos. 3rd), 

 pp. 142-144. Fig. 21 (after Riley), Fig. 22 (after Walsh and 

 Riley, American Entomologist). Description, Systematic dis- 

 cussion. Comments on bibliography. Page 204-205 quotes 

 Riley's (Bull. U. S. Geol. Surv. V.) description. 



188a. Colopha Lichtenstein. The American Entomologist. Vol. 



III. New Series Vol. I, No. 3, New York, March. '-'Inter- 

 esting Notes from South France." 

 i88i. Colopha ulmicola, Packard. U. S. Ent. Com. Bui. No. 7, p. 68. 



Quotes Fitch in part. 

 1882. Colopha compressa (Koch), Monell, Can. Ent. 14: 15. 



«^i886. Glyphina (Colopha) ulmicola, Lintner. Country Gentl. Sept. 

 23- 51 : 713. Galls described, and synonyms and bibliography 

 given). 



{1886. (1888) Glyphina (Colopha) ulmicola, Lintner, 3rd Report 126- 

 128, 151). 



(1887. Glyphina (Colopha) ulmicola, Lintner, Country Gentl. June 23, 



S2: 491. Brief notice). 

 1887. Colopha ulmicola, Oestlund Aph. Minn. pp. 25-26. Description 

 and systematic discussion. 



i^i888. Colopha (Glyphina) ulmicola, Lintner. Country Gentl. June 28. 

 j3 : 496. Galls on the 'weeping slippery elm' are described and 

 identified as those of C. ulmicola Fitch). 



1889. (1890). Colopha ulmicola, Perkins Ann. Rept. A. E. S. Vt. 3rd. 



pp. 162-163. Fig- 19 (^fter Riley). 

 ^1890. Colopha ulmicola, Perkins nth Rept. Vt. State Bd. of Agric). 



1890. Colopha' ulmicola, Packard Forest Ins. Fifth Rept. Ent. Comm. 



p. 227. Quotes Riley in part. 

 1892. Colopha ulmicola, Beutenmiiller. Cat. of Gall Insects. • 



1892. Glyphina ulmicola, Osborn. Proc. la. Acad. Sci. Vol. I, pt. II, 



Cat. Hemip. of Iowa. 



1893. Colopha ulmicola. Osborn and Sirrine. Iowa Acad, of Nat. 



Science, Dec. 28, (1892). Insect Life 5: 237. An October col- 

 lection. Resemblance between ulmicola and eragrostidis com- 

 mented upon and identity suggested. 



