Hemiptera. 



550 



42523 Hempel, Adph. 1900. Descriptions of Brazilian Coccidae. Ann. of Nat. 

 Hist. (7.) Vol. 6. Oct. p. 389 — 398. (to be eontimied.) [595.752C. 

 (7 nn. spp.) 



24 Green, Em. 1900. Descriptions of some Speeles of Coccidae collected by 



Mr. James Lidgett in Victoria, Australia. With 1 pl. Ann. of Nat. Hist. 

 (7.) Vol. 6. Nov. p. 448—452. [595.752 C. 



(3 nn. spp.; n. g.: Birchippia.) 



25 Reh, L. 1900. Versuche über die Widerstandsfähigkeit von Diaspinen gegen 



äußere Einflüsse. Biol. Centralbl. 20. Bd. No. 22. p. 741—751. 



[595.752D. 



26 Johnson, Willis G. 1900. The destructive Green-Pea Louse [Nectarophora 



destructor n. sp.]. With 3 figs. Canad. Entomol. Vol. 32. No. 2. p. 56 

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27 Brucker, . . 1899. Snv Pecr'ci/loides venin'cosus Newport. C. R. Soc. Biol. 



Paris,^(4.) T. 1. p. 953—955. [595.752 P. 



28 Froggatt, Walter W. 1900. Australian Psyllidae. With 4 pis. Proc. Linn. 



Soc. N. S. Wales, Vol. 25. P. 2. p. 250—299—302. [595.752P. 

 (17 nn. spp.; nn. gg.: Lasiopsylla, Cometopsylla, Dasypsylla.) 



29 Pergande , Theod. 1900. A new Speeles of Plant-Louse injurious to Vio- 



lets [^RhopalosipJmm violae n. sp.]. Canad. Entomol. Vol. 32. No, 2. p. 29 

 — 30. [595.752 R. 



42530 Cockerell, T. D. A. 1900. Food-plants of Homoptera. The Entomologist, 

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 Agallia, v. Macropsis, C. D. Ball. 



Gruner, Max. 1900. »Cuckoo-spit« [Aphrojihora]. Abstr. Journ. B. Micr. Soc. 

 London, 1900. P. 5. p. 577—578. " [595.753 A. 



(Zool. Anz) — v. 41352. 



3lThen, Frz. 1900. Beitrag zur Kenntnis der österreichischen Speeles der 

 Cicadinen-Gattung Beltocephalus. Mit 2 Taf. Mittheil. Naturw. Ver. Steier- 

 mark, 1899. (36. Hft.) p. 118—169. [595.753D. 

 (37 spp.) 



32 Kirkaldy, G. W. 1900. Flatoides^ a remarkable instance of Protective Co- 



loration. The Entomologist, Vol. 33. Nov. p. 301. [595.753 F. 



33 Ball, E. D. 1899. Some new Deltocephalinae {^di^üdidi^), Canad. Entomol. 



Vol. 31. No. 11. p. 306—310. [595. 7531). 



(6 nn. spp.) 



34 Ball, E. D. 1900. Notes on the Speeles of Macropsis and AgalUa of North 



America. Psyche, Vol. 9. No. 295. p. 126—130. [595.753 M. 



[AgalUa: 9 [3 nn.] spp.; Macropsis: 8 nn. spp.) 



35 Webster, F. M. 1896. The probable Origin and Diffusion of Blissus ku- 



copterus and Murgantia histrionica. With 1 map and 1 figg. in the text. 

 Journ. Cincinn. Soc. Nat. Hist. Vol. 18. No. 3/4. p. 141—155. [595.754D. 



36 Distant, W. L. 1900. Rhynchotal Notes. — VIL Heteroptera: Fam. Co- 



reidae. Ann. of Nat. Hist. (7.) VoL 6. Oct. p. 366—380. [595.754C. 

 (11 nn. spp.; nn. gg.: Menardus, Evagrius.) 



42537 Fowler, W. W. 1900. Coreus denticulattis Scop. at Lincoln. Entom. Monthly 

 Mag. (2.) Vol. 11. (36.) Nov. p. 262. [595.754C. 



17. XL 1900. 



