BIBLIOGRAPHY OF ECONOMIC ENTOMOLOGY. 207 
1558. Riley, C. Y.—Continued. 
Blister-beetles —Continued. 
The black blister-beetle, Epicauta pennsylvanica . 99 
The margined blister-heetle, Epicauta cinerea . 99 
Remedies, 100. 
The three-lined potato-beetle, Lema trilineata . 100 
Habits, 101, 102—Remedies, 102. 
The cucumber flea-beetle, Crepidodera cucumeris . 102 
Habits, 102—Remedies, 103. 
The clubbed tortoise-beetle, Coptocycla clavata . 103 
Habits, 103—Remedies, 104. 
1559. Riley, O. Y. Gall-insects. <Johnson’s New Universal Cyclo¬ 
paedia, 1876, v. 2, pp. 412-416, 16 figs. S.-b. No. 10, pp. 76-80. 
Definition of the term “gall-insects”; classification and habits of the same; 
mention by name and figures of typical species and galls made by them; 
dimorphism and metagenesis of Cynips. 
1560. Riley, C. Y. Gall nuts. <Johnson ? s New Universal Cyclopaedia, 
1876, v. 2, p. 417, 1 tig.' S.-b. No. 10, p. 81. 
Definition of “gall-nuts” formed by Cynips yalhe-tinctorke on twigs of Quer- 
cus infectoria ; local origin, chemical composition, use in the arts. 
1561. Riley, C. Y. Galls. <Jolmson’s New Universal Cyclopaedia, 
1876, v. 2, pp. 418-419, 2 tigs. S.-b. No. 10, pp. 82-83. 
Definition of “galls;” their variety of form, texture, and location; their 
nature and source. 
1562. Riley, C. Y. Locust prospects. <Colman’s Rural World, 3 
January, 1877. S.-b. No. 14, pp. 57-58; 58-59. 
Explains means of prognosticating the advent of Caloptenus spretus in the 
spring of 1877; recommends measures of precaution and the procurement 
of information concerning means against these iusects, and gives assurance 
that the invasion of the locusts will be but temporary. 
1563. Riley, C. Y. Bots. <Sci. Amer., 6 January, 1877 [v. 50], u. s., 
v. 36, pp. 9-10. Reprint: —S.-b. No. 14, pp. 235-236. <Lan- 
caster Farmer, 15 September, 1877, v. 9, p. 142. S.-b. No. 14, 
p. 129. <Colman’s Rural World. S.-b. No. 14, p. 100. 
Habits, ravages, and means against Gastrophilus equi, Cephalomyia |_= CEstrus] 
ovis, and Hypoderma bovis. 
1564. [Riley, C. Y.J Academy of Science. Brilliant and profound 
address of Prof. C. Y. Riley. The splendid record of the 
Academy for the past year. Reports of officers and committees 
and election of managers for the ensuing year. <St. Louis 
Times, 16 January, 1877, v. —. S.-b. 14, pp. 91-96. Reprint: 
<Trans! Acad. Sci. St. Louis, December, 1S77, v. 3, pp. 238- 
254 Proc. Separate: <St. Louis, .1877, 16 pp. Translation: 
<Anzeiger des Westerns, 16 January, 1877, v. 43, p. 3. S.-b. 
No. 14, pp. 50-54. 
Review of progress made in science in North America, and especially by the 
Academy of Science of St. Louis in 1876; remarks on entomological ob¬ 
servations and publications, and especially on Doryphora decemlineata, 
Phylloxera vastatrix, and Caloptenus spretus . 
