PAGE 



Coleoptera, Gynarchy in . .^ ^ . .^ . . . . . . . . . . 154, 225 



Coleoptera, Notes on various South American, collected by Charles Darwin 



during the Voyage of the '' Beagle," with descriptions of new genera 



and species 

 Coranus subapterus JDe G., Note on 

 Oorticaria eppelsheimi Reitt. at Gomshall, Surrey 

 Cryptophagus l^vendali Ganglbauer in Richmond Park, 14 j populi Payk 



Notes on the habits of . . . . . . . . . . 



Cynipid oak galls new to the British Fauna, Notes on some . . 



Dascillidae, New and little-known Saltatorial . . 93, 139, 188, 219 



Derbidae in the British Museum Collection, Notes on. I. Zoraidinae, 173 



202 ; II. Derbinae 



Didea alneti Fin. in Kent. . 



Diptera in 1917 . . 



Donacia clavipes F. at home . . . . . . . . . . . , 



Earwig', the Common, The Bionomics of, 226 ; Branched forceps in an 



Elater sanguiuolentus Schr., Tar. paleatus Cand., 209 ; at Wimbledon 



Eriococcus devoniensis Green, Additional localities for 



Geotrupes typhoeus in Flanders . . 



Gynarchy in Coleoptera, On . . . . . , . . . . . . 154 



Halesus guttatipeunis McLachl., and other Trichoptera and Neuroptera in 



Cumberland . . 

 Halictoxenus arnoldi, an nndescribed British Stylopid 

 Halictus arnoldi E. Saunders, On 

 Hammaticherus lacordairei Gahan at Swansea. . 

 Hemiptera in Northumberland . . 

 Hemiptera-Heteroptera and vegetation. On the association between the, 132 



an addendum . , 

 Homoptera, Pipunculidae and Stylopidae in . . 

 Hoplocampa alpina Zett. (pallida Steph.) on Pyrus aria 

 Hormopeza obliterata Zetterstedt associated with Melauophila acuminata 



De G. on burning pines in Berkshire 

 Hymenopterous note from the Eastern front, A 



Insect Aliens, On the introduction of, to the British Isles . , . . 13 



Lepidoptera from New Zealand, Descriptions of new species of 

 Lophocateres pusillus King, a cosmopolitan beetle, in London 

 Macroglossa stellatarum, Early appearance of . . 

 Melanophila (Buprestidaej, and other Indian Coleoptera, Note on the habit 



of a, 199 ; acuminata De G. in Berkshire . , 

 Meloe proscarabaeus Linn,, The embryonic period of 

 Micro velia, The European species of 

 New Zealand, Descriptions of new species of Lepidopt 

 Nomada furva K. and its hosts . . 

 Notonecta, On the British species of 

 Obituary. — W. H. Harwood, 40 ; W. F. de Vismes 



F.E.S 



Odontomyia argentata F. at Oxford 

 Oribatids, The association of, with Insects 

 Orthotylus virens Fall. 



era from 



Kane, M.A., M.R.I.A 



48 



16 



163 



207 

 177 

 255 



228 

 213 



18 

 183 



59 

 183 



17 

 251 

 225 



40 

 107 

 253 

 225 

 252 



184 

 137 

 163 



278 



17 



63 



61 



162 



225 



244 

 162 

 212 



61 

 226 



56 



254 



164 



18 



227 



