On January 1st, 1901, was published, royal Svo, cloth, 780 pages, 

 with 458 figures. £1 lis. 6d. net. 



BRITISH FLIES 



(SYRPHID^S, &c.) 



Including a Synonymic Catalogue of the European species. 



By GK H. V^B:R,:RAJljZj s 



PRESIDENT OF THE ENTOMOLOGICAL SOCIETY OP LONDON. 



The Catalogue may be had separately, price 5s. net. 



GURNEY and JACKSON, 1, Paternoster Row 



(mr. van voorst's successors). 



TJERKSHIRE INSECTS.— Will Lepidopterists, Coleopterists, 

 "^ Hymenopterists, or Hetnipterists, who have collected in Berkshire be kind 

 enough to communicate, as early as possible, with — 



W. HOLLAND or A. H. HAMLM, University Museum, Oxford. 



The Practical Scientific Cabinet MaUers. 



J. T. CROCKETT & SON 



(Established 1847), 



Hikers of e&crg gcseripttait aitb j&i§e of Cabinets, (leases, JMcrre 

 §om, Uparatns, anb gpltances, 



And Dealers in all kinds of Specimens for Entomologists, Botanists, 



Ornithologists, G-eologists, Mineralogists, Numismatists, Conchologists, &c, 



and for the use of Lecturers, Science Teachers, Colleges, Students, &c. 



MUSEUMS FITTED AND ARRANGED. 



Specially made Cabinet for Birds' Eggs and Skins. The Drawers 



graduate in depth, and are all interchangeable. 

 ALL BEST WORK. ESTIMATES GIVEN. 



IggT All Goods at Store Prices. Great advantages in dealing direct with the Makers. 

 Send for Full Detailed Price List before ordering elsewhere. 



7a, PRINCE'S STREET, CAVENDISH SQUARE, LONDON, W. 



Factories — 34, RIDING 1 HOUSE STREET and OS-LE STREET, W. 



Complete in one thick vohime, royal 8vo, with 59 plates engraved on copper 

 from the author's drawings : 



A MONOGRAPHIC REVISION - AND SYNOPSIS OF THE 



^ TRICHOPTERA OF THE EUROPEAN FAUNA. By Robert McLachlax, 

 F.R.S., F.L.S., &o. Price, £3 10s. 



First Additional Supplement (with 7 plates), Price, 8s. 



London : Gurney & Jackson, 1, Paternoster Row, E.C. 

 i .. 

 Berlin : Friedlander und Sohn, 11, Carlstrasse. 



