EXCHANGE. 



Wanted, during the season, eggs or larvae only of carbonaria, irriguata, pyra- 

 lina, diflBnis, enapeota, atriplicia, semibrnnnea, and gnaphalii. I will do my best in 

 return. — Geo. T. Poebitt, Greenfield House, Huddersfield. 



CABABUS HISPANUS. 



J/JONS. LEON BOTJDET, Genolhac (Gard), France, will send, 

 Fkesh and Unfinnkd, ten examples of 0. HISPANUS for 8 francs, 20 for 

 15 fr., 50 for 32 fr., 100 for 50 fr. Write in French, with Post Office Order for 

 amount. 



J. CKOCKETT 



(late J. scorr), 



Maker of every description of Entomological Cabinets, 



STORE BOXES, SETTING BOARDS, &c. 



Prices on applicaUon, Lowest possible terms for cash. Estimates sxipplied. 



ESTABLISHED THIRTY YEARS at 



34, RIDINff HOUSE STREET, &REAT PORTLAND STREET, LONDON, ¥. 



THE TRADE SUPPLIED. 



INSECT CABINETS.— Drawers fitted with Glass Tops and Bottoms to show upper 



and under-sides without removing insects. Size of Drawers, 17 x 15 x 2^. 

 Polished Stained Deal... 10/- per drawer. Polished Mahogany... 15/- per drawer. 



WATKIHB & DOHCASTEH, iatnpttBis, 



Keep in stock all Articles for Entomologists, Ornithologists, Botanists, &c. : Umbrella 

 Net, 7/6 ; Folding Cane or Wire, 4/6 ; Plain Ring, 2/3 ; Pocket Boxes, 6d., 9d., 1/-, 

 1/6 ; Store Boxes, 2/6, 4/-, 5/-, 6/- ; Zinc Pocket Boxes, 9d., 1/-, 1/6, 2/-, 4/6 ; Setting 

 Boards, from 6d. to 1/10 ; Complete set of 14 boards, 10/H ; Breeding Cages, 

 2/6, 5/- 5 Sugaring Tina. 1/6, 2/-; Setting Houses, 9/6, 11/6, ]4/-j Glass Topped 

 and Glass Bottomed Boxes, from 1/6 to 2/6 per doz. ; Zinc Killing Boxes, 9d., 1/- ; 

 Coleoptera Collecting Bottles, 1/6 ; Collecting Box, containing 26 tubes (very 

 useful for Coleopterists, Microscopists, &c.), 5/-. 

 mproved Pocket Pnpa-digger in leather sheath (strongly recommended), 2/6. 

 Nickel-plated t^teel Forceps, 2/- per pair. 

 Taxidermists' Companion, containing most necessary implements for skinning, 10/6. 

 Scalpels, with ebotiy handles, 1/3 ; Fine Pointed Scissors, 2/- per pair ; Egg Drills, 

 best quality, 1/- each ; Botanical Vasculum, 1/6, 3/6, 4/6, 5/6, &c. 



^ large stock of British, European, and Exotic Jacpidoptera, 

 Coleoptera, and Birds' Eggs. 



e:n"tom:oi_.ooic^^ii. fiists. 



LIVING OVA AND PUP^ OF MANY SPECIES NOW ON HAND. 



SiioiD iloom for ®at)tnrtsi, $cc» 



Oar New Label List of British Macro-Lepidoptera, with Latin & English Names, 1/6 

 Our New Catalogue of British Lepidoptera (every species numbered), 1/- ; 

 or on one side for Labels, 2/-. 

 |^° ONLY ADDRESS— 



36, STRAND, W.C., Five Doors from Charing Cross, 



IjOni>o jsr. 



Birds and Mammals, ^c. Preserved ^ Mounted by first-class workmen. 

 "NATURALIST" REPRINTS— No. ]. 



LIST OF LAND AND FKESH WATER MOLLUSCA 



OF LANCASH]RE. 



By ROBERT STANDEN. 



This Paper contains not only Mr. Standen's own observations, but also those of 

 Messrs. R. D. Darbishire, Thos. Rogers, W. H. Heathcote, J. A. Hargreaves, F. C. 

 Long, H. Stephenson, and other Conchologists ; and the observations published in 

 Dyson's List of 1850, and in Hardy's Lists of 1864 and 1865, are reprinted for 

 comparison. Leeds .- 1887. Price Ninepence (by post, Ninepence halfpenny). 

 To be had from the Publishers of " The Natnralist," Park Row, Leeds. 



