EXCHANGE. 
Duplicates : Pterostichus oblongo-punctatus, Quedius lateralis, Philonthus ad- 
dendus, splendidulus, and puella, Epuraoa pusilla, Ips 4-guttata and 4-punctata, 
Hister succicola, Silpha 4-punctata, Coryrubites cuprens, Priobium castaneum, 
Ptinus fur, Aphodius nitidulus and conspurcatus, Trypodendron domesticum, 
Eusphalerum primulse, Elater pomorum. — A. E. Hodgson, B. Lane End, Coleford, 
Gloucester. 
Wanted, during the season, eggs or larvae only of rostralis, albistrigalis, turfo- 
salis, sericealis, flexula, fimbrialis, cuprealis, angustalis, purpuralis, ostrinalis, 
sanguinalis, cespitalis, cingulalis, anguinalis, octomaculalis, flammealis, literalis, 
cilialis, punctalis, niveus, flavalis, hyalinalis, stramentalis, cinctalis, alpinalis, pnl- 
veralis, resinalis, truncicolalis, coarctalis, pallidulalis, cerussellus, falsellus, dume- 
tellus, adipellus, hamellus, paseuellus, uliginosellus, margaritellus, latistria, 
perlellus, Warringtonellus, inquinatellus, chrysonuchellus, paludellus, phragmitellus, 
forficellus, mucronellus, gigantellus, nebulella, ficella, carbonariella, adornatella, 
ornatella, roboreila, pal urn bell a, Davisella, tumidella, sociella, anella, cephalonica, 
Benneti, isodactylus, acanthodactylus, phaeodactylus, plagiodactylus, pterodactylus, 
monodactylus, tephradactylus, microdactylus, spilodactylus, and pentadactylus. — 
Geo. T. Porkitt, Highroyd House, Huddersfield. 
CHANGE OF ADDRESS. 
W. Warren, from Park House, Stubbington, Farebam, to Merton Cottage, 
Cambridge. 
BRITISH LEPIDOPTERA. 
"TV/TR. J. C. STEVENS has been favoured with instructions to Sell 
by Auction, during the month of May, the COLLECTION OF BRITISH 
LEPIDOPTERA formed by the late Mr. W. P. Wf.ston. 
Auction Rooms and Offices : 38, King Street, Covent Garden, London, W.C. 
FOREIGN LEPIDOPTERA, ENTOMOLOGICAL BOOKS, &c. 
The Price List of EUROPEAN LEPIDOPTERA comprises all species of Rhopalo- 
cera occurring in Europe; the most interesting Heterocera, and all rare and 
reputed British species. Selections of EXOTIC LEPIDOPTERA will be sent 
on approval. Lists of the principal species can generally be supplied. N.B. — 
Special desiderata, will be procured as opportunity offers at the lowest rates. 
BIRD-SKINS AND EGGS. — A very large and carefully selected stock on hand. 
PRESERVED LARVA] of rare British Lepidoptera; FOREIGN COLEOPTERA; 
ORTHOPTERA, &c., &c., also supplied. 
The best New ENGLISH BOOKS on Lepidoptera kept in stock ; and others, new 
or second-hand, on this or other Natural History subjects, English or Foreign, 
will be procured on the shortest notice. MERRIN’S LEPIDOPTERTST’S 
CALENDAR: limp, 3/6; interleaved, 5/. COMPLETE LIST OF BRITISH 
LEPIDOPTERA : for exchange, 3£d. ; labels, 6d., each (per doz. 2/9 and 5/) ; 
all post free. 
H. W. Maesden, Regent Street, Gloucester. 
WATKINS and DONCASTER, Naturalists, 
Keep in stock all Articles for Entomologists : Umbrella Net, 8/- ; Folding Cane or 
Wire, 4/6 ; Plain Ring, 2/-; Pocket Boxes, 6d., 1/- ; Store Boxes, 2/6, 4/-, 5/-, 6/-; 
Zinc Pocket Boxes, 1/6, 2/-, 3/-; Setting Boards, from 6d. to 1/10; Complete set, 
10/6; Breeding Cages, 2/6, 5/- ; Sugaring Tins, 2/-, 3/- ; Killing Bottles, 1/6 ; Pins, 
1/- per ounce ; Setting Houses, 9/6, 11/6. Full Catalogue on application. 
British Lepidoptera, Exotic Lepidoptera and Coleoptera, Bird’s Eggs. 
Now on hand, a number of Larvae and Cocoons of British and Exotic Lepidoptera, 
at moderate prices. A list will be sent post free on application. 
ENTOMOLOGICAL PINS. 
Wc beg to announce that we keep in stock every description of Entomological 
Pius (either silvered, or enamelled black or gilt), manufactured by two eminent 
English firms ; and also long pins of best “ Vienna ” make, which are much re- 
commended by experienced Coleopterists, &c. Complete Price Lists of these Pins 
will be sent to any address on receipt of stamps. We strongly recommend our 
Setting Needles, 6d. per box. N.B. — The Prices of enamelled black pins are the 
same as those of silvered ones. 
Show Room for Cabinets, &c. 
36, STRAND, W.C., 5 Doors from Charing Cross. 
Full Catalogue (38 pp.) free on receipt of stamp. 
Birds and Mammals, &c., Preserved and Mounted by first-class workmen. 
