1894.] 



THE BRITISH NATURALIST. 



Books, &c, Received. 



" Entomologist's Record and Journal of Varieties." 

 " Welsh's Geological Views, with Descr'qrtive Notes." 

 " Irish Naturalist.'' 

 " The Naturalist." 

 "Science Gossip." 



' ' Journal of Trinidad Field Naturalists' Club." 



TO CORRESPONDENTS. 



Subscriptions, Exchanges, Correspondence, Notes, Papers for Publication, and all other communica- 

 tions must be addressed to the Editors " British Naturalist," Warrington. 



All Exchanges, Queries, $c, for insertion in the following number, must reach us not later than the 

 end of the precious month. All Queries must bear the writer' 's name. 



Disguised Advertisements for the purpose of evading cost ofadvt., will not be inserted in the gratuitous 

 exchange column. We request all Exchanges mag be signed with name (or initials), and full address 

 at the end. 



Correspondents will please note and write on one side of the paper only. 



Arachnida. — The Rev. Fredk. 0. Pickard- Cambridge, High Street, Swanage, will name and 

 retwmmany collections of British Spiders received from correspondents of the "British Naturalist," 

 provided that several tubes be sent for their reception. He would also be glad to send types of British 

 genera in return for any specimens he might wish to retain. The specimens need not be separated into 

 tubes before sending, but a label, ready addressed and stamped, should always be enclosed. If the specimens 

 are placed in separate numbered tubes, a paper, also numbered, should be sent for the reception of the names. 



Acarina. — Mr. C. F. George, Belle Vue House, Kirton-in-Lindsey, will nam-} any specimens of 

 Acarma sent, to him for that purpose. 



Diptera. — The author of "British Flies " (Diptera), Frel. V. Theobald, M.A., F.E.S., 12, Irumping- 

 ton Street, Cambridge, will name specimens of Diptera sent to him for this purpose. He will also advise 

 on the subject of injurious insects. 



Conchology.— (Land, Freshwater.) Mr. C. O. Pickard-Cambridge, Balliol College, Oxford, tvill 

 name shells sent for identification. Applicants must keep duplicates of specimens sent. 



British Odonata (Dragon Flies), and British Orthoptera.— Mr. W. Harcourt, Bath, 195 

 Ladijwood Road, Ihrmingham, will name specimens and answer questions referring to above orders. 



Lkpidoptera.— Mr. Eustace R. Banks, M. A., F.E.S., The Rectory, O-rfe Castle, Wareham, will 

 name specimens of Lepidoptera sent to him for that purpose. Applicants must, however, send 

 addressed label when requiring specimens returned. 



Mollusca : Marine and Terrestkial. — Mr. B. Tomlin, The Green, Llandaff, will name 

 specimens of the above Mollusca sent to him by subscribers for the purpose. 



Diptera. — Mr. R. H. Meade, Mount Royd. Bradford, will verify and correct the names o specimens 

 of Diptera sent to him by subscribers for that purpose. 



British Codeoptera and Hemiptera-Heteroptera. — Mr. E, A. Neivbery, 12, Churchill Road, 

 Dartmouth I 'ark, N., will name and return any specimens of the above Orders sent to him by our sub- 

 scribers for that purpose. A stamped label for return should accompany each box. 



Mr. G-. A. Lewcock, 73, Oxford Road, Canonbury, N.,will represent " The British Naturalist" 

 in London. 



Stamped envelope must accompany all applications. 



EXCHANGE. 



Exotic Scolytid^e. — Having acquired the celebrated collection of Bark Beetles, 

 Scolytides, the largest in the world, of the monographer, Dr. Eichoff, I wish to 

 obtain, by purchase or otherwise, all exotic Scolytides not classified, coming with 

 original sendings. — Director Camillo, F. Schaufass, Miessen, Saxony. 



Duplicates. — S. Ligustri, Populi, Tilias, Vinula, Citrago, Atalanta, Salicis, Augur, 

 Brunnea, Perla, Edusa, Megaera, Bucephala, Cardui, Camelina, Persicariae, Festiva, 

 Pisi ; living pupae of Populi, Tiliae, Vinula, S. Ligustri, Ocellatus Desiderata. — 

 Numerous. — C. B. Antram, 47, Upper Baker-street, Regent's Park, YV. 



Exchange. — Corneum, Anatina, Contecta, Leachii, Piscinalis, Nautileus, Cornea, 

 Contortus, Hypnorum, Glutinosa, Stagnatis, Palustris, Fluviatilis, Putris, Elegans, 

 Alliarius, Crystillinus, Cantiana, Caperata, Erictorum, Umbilicata, Lubrica, &c, &c. 

 Desiderata. — Lepidoptera or Birds' eggs, — J. W. Boult, 17, Finsbury Gro\e, 

 Fountain-road, Hull. 



Duplicates. — Corynetes rufipes, C. ruficollis, Nitidula bipustulata. Habrccerus 

 capillaricornis, Ocypus ater, Rhyncolus cylindrirostris, Aphodius fastens, A. nitidulus, 

 Bembidium ephippium, Dermestes undulatus,Anthicusinstabilis, Thyamis distinguenda, 

 Lithochara brunnea, Amara convexiuscula, Hopatrum sabulosum, and nearly 500 

 others. Desiderata. — numerous. — A. Ford, Glen Mont, Braybrooke-road, Hastings. 



