PAGE 



OdontEOus mobilicornis, F., at Tiiiibridgp Wells, 100 ; at Woking; 171 



Odyncriis, Curious nest of, 228 ; Oaluian s)3ecies of ... ... ... ... 265 



Orochares angustatus, Er., Habits of ... ... ... ... ... .■ 4S 



Pachygastcr Lcachi, &c., at Cambridge .. .. ... • 299 



Pacliygaster : tho gender of .. ... ... ... ... .■ ... 299 



Paebytylus cinerascens, Fab., near Hastings .. ... ... ■-. ... 282 



Papilio Macbaon, L., in Hampsliire ... ... .. ... ... 172,297 



Peribalus vernalis in Suffolk .. ... ... ■ 302 



Perlidffi in Norway, June and July, 1000, witli remarks on certain aretic forms 14fi 

 Pbalera bucepbala parasitized by Meteorus fi'agiljs ... ., . ... ... 278 



Pbibalocera quercana attacking rhododendrons ... ... ... ... ... 277 



Piezodorus lituratus. Notes on ... ... ... .. ... ... ... 73 



Plateau, Summary of an Article by Prof. F., intituled " Les Syrpbides 



admirent ils les couleurs des fleurs ?" ... ... ... ... ... 211 



Platypezae at Felden, Herts. ... ... ... ... ... ... ... 281 



Plusia moneta at Eltbam ... ... ... ... ... ... ... ... 258 



Pompilus approximatus, &c., in Nortb Wales .. ... ... ... ... 259 



Pyrales, Tortrices, and Tineina, in the Engadine, in 1900 ... .. ... 195 



Pyrrbosoma tenellum, Vill., in Merionethshire ... ... ... ... ... 224 



Reviews: — "Classification of the Icbneumon Flies of the Super-Family 

 Ichneumonidce :" by W. H. Ashmead, 19; The Structure and 

 Life-History of the Harlequin Fly (Chironomus) :" by 

 L. C. Miall", F.R.S., and A. R. Hammond, F.L.S., 19 ; " British 

 Flies, Vol. viii (Platypezida?, Pipunculidse and Syrphidae) :" by 

 a. H. Verrall, P.E.S., 76 ; " The Larva; of the British Butter- 

 flies and Moths :" by (the late) Wm. Buckler, edited by Geo. 

 T. Porritt, Vol. ix, 101 ; "Botanik and Zoologie in Osterreich 

 in den Jahres, 1850 bis 1000, 152 ;" " List of British and 

 Irish Spiders:" by Rev. O. P. Cambridge, M.A., F.R.S., 153; 

 " Staudinger (O.) and Rebel (H.), Catalog der Lepidopteren 

 des Palaearctischen Faunengebietes :" Dritte Auflage, 172 ; 

 " Familiar Butterflies and Moths :" by W. F. Kirby, F.L.S., 

 etc., 229; "The Stridulating Organs of Waterbugs, especially 



of CorixidiB :" by G. W. Kirkaldy, F.E.S 229 



Russian Entomological Journal, A New ... ... ... ... ... ... 201 



Salius notatulus and Crabro a]i!iidum in Scotland ... ... ... ... 277 



Saw-flies new to Britain ... ... ... ... ... ... ... ... 5 



Scotland : Achei'ontia Atropos in Dumbartonshire, 258,276 ; Aculeates in, 48 ; 

 Borabus Sinitbianus in, 47 ; Chrysis Ruddii in, 48 ; Diptcra, Aberdeen- 

 shire, 43 ; Hymenoptera-Aculeata in Dumbartonshire, 5, 15 ; in Perth- 

 shire, 67; in West of, 6; Lepidoptera of the Breadalbane district of 

 Perthshire, 227 ; Mimesa Dahlbomi and other Aculeates in, 301 ; Salius 

 notatulus and Crabro aphidum in, 277 ; Selenia bilunaria, Esp., appa- 

 rently not double brooded in, 126; Tipulidae in the West of, 113, 150; 

 Tortricidsc and Tineina of Bonhill, 33, 185 ; Vanessa Antiopa in Shetland 236 

 Selenia bilunaria, Esp. (= illunaria, Hb.), apparently not double brooded in 



Scotland 129 



Sirex gigas in Ireland ... ... ... ... ... ... ... ... 259 



Smerinthus ocellatus, Rapid development of ... ... ... ... ... 258 



