164 - 



of appearance of the Species of Psyllida? found in Great Britain, toge 

 ther with others which may be expected to occur here. HERBERT 

 DRUCE, p. 15, Descriptions of new species of ^EgeriidaB and Sphin- 

 gidae. G.-F. MATHEW, p. 18, Remarks on some Central american 

 species of Pyrrhopyge Nubn. COMMUNICATIONS : p. 19, Eupleclus 

 bicolor, etc., on Can nock Chase; p. 20, Aclidium coarlalum, etc., 

 near Gloucester ; id., Notes on Spring Ilymenoplera at Hastings in 

 1882 ; id., Gerris lacustris in hibernation far frem water ; id., Cap 

 ture of the nymph of Aphalara nervosa Forsler on Achillea milleib- 

 lium ; p. 21, Notes onSetodes argentipunctella Mac Lach.; id., Variety 

 of Zygasna filipendulaB ; p. 22, On the habits of Lepisnia saccharina ; 

 p. 22, Obituary : Beebee Bowman Labrey ; id., Entomological col 

 lecting on a voyage in the Pacific (commencement). 



Mittheilungen des naturwissmschaftlichen Vereincs fur Steiermark , 

 annee 1881. E. HOFFER, p. 68, Biologisdie Beobachlungen an 

 Hummeln und Schmarotzer-Hummeln. LE MEME, p. 93, Beschrei- 

 bung eines inslruciiven Nestes von Bombus confnsus Schenk (1 pi. 

 chromolith.). LE MEME, p. 106, Verzeichniss der in derUmgebung 

 von Graz vorkommenden Hummelarlen. 



Naturaliste (Lc), If annee, n 11 (l cr juin 1882). P. 87, ROUGET, Note 

 synonymique (Metabletus foveola et foveolalus). * 



Proceedings of the American Association for the advancement of Science, 

 vol. XXIX (Boston, 1880), part. I et II. C.-F. GISSLER, p. 557, 

 Evidences of the effect of chemico-physieal Influences in the Evolution 

 of Branchiopod Crustaceans. C.-V. RILEY, p. 617, Further Notes 

 on the Pollination of Yucca and on Pronuba and Prodoxus (fig.). 

 LE MEME, p. 640, Additional Notes on the Army Worm (Leucania 

 unipuncta), exlrait LE MEME, p. 6Zi2, Some recent Practical Re 

 sults of the Cotton Worm Inquiry by the U. S. Entomological Gum- 

 mission. LE MEME, p. 649, The hitherto unknown Life-habits of 

 two genera of Bee-flies (Bombyliida3), extrait. J.-L. LECONTE, 

 p. 650, On Lightning Bugs. G. MACLOSKJE, p. 660, The Endocra- 

 nium and Maxillary Suspensorium of the Bee (fig.). C.-F. GISSLER, 

 p. 667, Sub-elytral Air-passages in Coleoptera (fig.). A.-J. COOK, 

 p. 669, Two new uses of Important Insecticides. 



Proceedings of the Scientific Meetings of the Zoological Society of London, 



