1K99] ENTOMOLOGICAL NEWS. 49 



H . Cyauide of potassium as au insecticide, Gardeners' Chronicle. 

 London, Dec. 17, '98.— F 1 e t c h e r , J . The Hessian fly attack- 

 ing timothy, 4.— Gould, H. P. Second Report on the San 

 Jose scale, with i-emarks on the effects of kerosene on foliage, tigs . 

 99, no 155.— G r a s s i , B . Relations between malaria and arthro- 

 pods, Rendiconti, Accademia dei Lincei, Rome, Dec 4. '98.— H o w - 

 ard, L. O. The work against Icerya pvrrhasi in Portugal, 

 with an account of the introduction from America of Sovt'ns car- 

 <l>nalisj : The San Jose scaleondried fruit. 7.— H ubbard. H. G. 

 undPergaude. T. AnewCoccidon birch,iigs..*7.— Ki ng, G. B. 

 China asters infested by a Coccid, 5. — O shorn, H . The Hessian 

 fly \_CecifIomy>a riesfructor} in the United Slates. 8 text tigs.. 2 pi? 

 Bulletin 16, new series, U. S. Dep't. of Agriculture. Division of 

 Kntoraology. Washington. D. C. '98.— P e r g a n d e , T . The 

 peach Lecanium, figs.,* 7: A new plant louse on tobacco.* 4 — 

 S 1 i u g e r 1 a n d . M . V. The grape-vine flea-beetle, figs.. 99. 

 Xo. 157. — Xumcrous minor "Notes from Correspondence" in 7. 



Arachnida.— K o w a 1 e v s k y . A. A new lymphatic gland in 

 the European scorpion, 2 pis.. Memoires. Academic Imperiale des 

 Sciences, St. Petersburg, v, 10.. '97. Rec'd Dec. 20. '9S. — X a 1 e p a , 

 A . To knowledge rtf the Phyllocoptinae, 5 pis,, 33d. 



Thysanura — Becker, E. Some remarks on the anatomy of 

 Machilia marilima Latr.. 22. 



Hemiptera. — A u o u . The European bat bug lAcanthia pipis- 

 lr€lU"\ in America, 7.— B erg, C . Descriptions of new Hydro- 

 metridap of the Ai-gentine republic, Comunicaciones del Museo 

 Xacional de Buenos Aires, i, 1. Aug. 24, '98.— B r e d d i n, G' 

 Hemipterological .studies iv, Jahresbericht u. Abhandlungen.X'atiir- 

 wissenschaftliche Verein in Magdeburg, '98.— C o c k e r o 1 1 . T. 

 D. A. Two new genera of Lecaniine Coccidae. 9; See Hymeuop- 

 tera.— C ockerell. T. D. A. and King. G . B . The 

 Coceid genus Sphwrococcus in Massachusetts,* 4. — H u b b a r<J . 

 H . G . and Pergande. T. See Economic Entomology.*— 

 K i r k a 1 d y , . G . W . A guide to the study of British water- 

 bugs (aquatic Rhynchota). 9.— M a r 1 a 1 1 , C . L , A new nomen- 

 clature for the broods of the periodical Cicada, 7.— M okrzhet- 

 ?• k i . S. Some observations on the cycle of the sexual develop- 

 ment of the "blood louse" (Schizoiieiira lanigera Hausm.) (Transi. 

 from the Russian by P. Fireman), 7-— M o n t g o m e r y , T . H . . 

 Jr. The spermatogenesis in Pentatoma up to the formation of the 

 spermatid, 5 pis., Zoologische Jahrbucher (Anat. u. Ontog. Abtheil.) 

 xi.i, 1, Jena. Xor. 15. '98.- P ergande. T. See Economic Ento- 

 mology.*— R e u t e r , O. M . Hemiptera Gymnocerata of Europe, 

 the Mediterranean basin, and Asiatic Russia, iv, 6 pis. ; v,10 pis. 

 [In Latin], Acta Societatis Scientiarum Feunicae, xxiii. Helsing- 

 fors, '97. Rec'd Dec. 24. '98.— S c u d d e r , S. H. An.unknown 

 tract on American insects by Thomas Say, 5.— S p. e i s e r , P . A 



