Hemiptera. 



476 



25101 Cockerell, T. D. A. 1893. Note on the Genus Tseudococcus Westw. Entom. 



News, Vol. 4. No. 10. p. 317-318. [595.752 P. 



2 Mally, Chas. W. 1894. Hackberry Psyllidae found at Ames, Iowa. Proc. Iowa 

 Acad. Sc. Vol. I. P. 4. 1893. p. 131. [595.752. 



[Pachypsylla celtidis-inteneris n. sp.) 



3 Mally, C. W. 1895. Psyllidae found at Ames. With 3 pis. Proc. Iowa Acad. Se. 

 Vol. 2. 1894. p. 152-169, 170-171. [595.752 P. 



(35 [3 nn.] spp.; nn. Psylla negundinis, P. amorphae, Trioza Salicis, Aphalara 

 exilis Web. and Mohr, var. n. rumicis.) 



Rübsaamen, E. H. Grönländische Psylliden, v. infra Diptera, grönländische. 



4 Mündt, A. H. 1884. [Plants injured by Pulvinaria innumerabilis.] Canad. Entomol. 



Vol. 16. No. 12. p. 240. [595.752 P. 



5 Saund ers, William. 1884. Entomology for Beginners. Pulvinaria innumerabilis 



Rathvon. With 1 fig. Canad. Entomol. Vol. 16. No. 8. p. 141-143. [595.752 P. 



6Weed, Clarence M. 1890. Siphonophora or Nectarophora? Entom. News, Vol. 1. 

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7 Webster, F. M. 1892. Notes on the Habits of Siphonophora Cucurbitae Middle- 



ton. Canad. Entomol. Vol. 24. No. 12. p. 311-312. [595.752 S. 



8 Cockerell, T. D. A. 1893. A new Lac-Insect from Jamaica (Tachardia gemmi- 



fera n. sp.j. Canad. Entomol. Vol. 25. No. 7. p. 181-183. [595.752 T. 



9 Reuter, Enzio. 1898. En för Finland ny Psyllod Trioza dispar F. Low. Meddel. 



Soc. Fauna Flora Fenn. 23. Hft. p. 54-55. [595. 752 T. 



25110 Van Duzee, E. P. 1890-1894. New North American Homoptera. Canad. Entomol. 



Vol. 22. No. 6. p. 110-112. II. ibid. No. 12. p. 249-250. III. ibid. Vol. 23. No. 8. p. 169-172. 

 IV. ibid. Vol. 24. No. 5. p. 113-117, No. 6. p. 156. V. ibid. No. 10. p. 266-268- VI. ibid. 

 Vol. 25. No. 11. p. 280-285. VII. ibid. Vol. 26. No. 4. p. 89-93. VIII. No. 5. p. 136-139. 

 (32 nn. spp.) [595.753(70). 



11 Baker, Cari F. 1897. A remarkable new Acocephalid from S. America [Car- 



char iacephalus Smithii n. sp.]. Entom. News, Vol. 8. No. 6. p. 153-154. [595.753 C. 



12 Centruchus, v. Ledra, F. W. Goding. 



Jack, John, G. 1886. Notes on Ceresa bubalus Say. Canad. Entomol. Vol. 18. No. 3. 

 p. 51-54. [595.753 C. 



13 Osborn, Herbert. 1896. Observations on the Cicadidae of Iowa. Proc. Iowa Acad. 



Se. Vol. 3. 1895. p. 194-203. [595.753 C(777). 



14 Webster, F. M. 1897. Brood XV. of Cicada septendeeim in Ohio. With 1 pl. 



Canad. Entomol. Vol. 29. No. 10. p. 225-229. [595.753 C. 



15 Ball, Elmer D. 1896. A Study of the Genus Clastoptera. With 4 pis. Proc. 

 Iowa Acad. Se. Vol. 3. 1895. p. 182-193-194. [595.753 C. 



16 Baker, C. F. 1897. Some new and little-known Dorydini (Jassinae). Canad. 



Entomol. Vol. 29. No. 6. p. 157-159. [595.735 D. 



{Spangbergiella mexicana n. sp., Bergiella n. g., Paraphlepsius n. g. ramosus, Do- 

 rydiella n. g.floridana nn. spp.) 



17 Goding, F. W. 1890. A new Apple Pest (Empoasca Birdii n. sp.). Entom. News, 



Vol. 1. No. 8. p. 123-124. [595.753 E. 



25118 Baker, Cari F. 1897. On Ledra perdita A. & S. Canad. Entomol. Vol. 29. No. 2. p. 38 

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31. X. 1898. 



