Wanted.— Erycinidas of the world. Offer for same Diurni from United States, 

 northern South America and Central America, also North American birds' eggs and 

 American-Indian relics.— Lej'i W. Mengel, Boys' High School, Reading, Pa., U.S.A. 



Hertfordshire County Museum, St. Albans. — A collection of British Lepidoptera 

 is being formed. I shall be thankful if collectors will send me any duplicate specimens 

 they may have to spare. Hertfordshire insects will be specially welcome. — A. E. Gibhs, 

 Hon. Curator, Kitchener's Meads, St. Albans. 



Albert Memoiual Museum, Exeter. — Collectors of British Lepidoptera are asked 

 to kindly give any spare Devonshire duplicates they may have, to assist in the formation 

 of a local collection. Duplicates in other Orders also desired. — F. R. Rowley, Curator. 



Parasitical Diptera wanted. — Will lepidopterists who may breed any dipterous 

 parasites from larvae or pupae kindly forward such as they do not require to me ? If so I 

 shall be greatly obliged. — C. J. Waimcriqht, 2, Handsworth Wood Road, Handsworth, 

 Stajr.-<. 



MEETINGS OF SOCIETIES. 



Entomological Society of London.— 11, Chandos Street, Cavendish Square, W. 8 p.m. 

 — Meetings: October 7th, 21st ; November 4th, 18th ; December 2nd. Annual Meeting, 

 -January 20th, ]i)04. 



The City of London Entomological and Natural History Society. — London 

 Institution, Finsbury Circus, E.G. — The first and third Tuesdays in the month, at 7.30 

 p.m. Members are particularly requested to bring varieties and aberrations for exhibi- 

 tion. Non-members cordially invited. Exhibits invited at each meeting, especially those 

 illustrative of the discussion. Ac. Members wishing to contribute " Communications " 

 are asked to inform one of the Secretaries. 



Toynbee Hall Natural History Society. — Held at Toynbee Hall, Commercial 

 Street, E., Mondays, at 8 p.m. — Hon. Sec, G. E. Shaw, 22, Baythofne Street, Bow, E. 

 No meeting in August. Excursion. — .July 2(ith, Woking to Windsor ; Waterloo, 9.55 a.m.; 

 return, 2s. 6d. 



The South London Entomological and Natural History Society, Hibernia 

 Chambers. London Bridge. Tlie second and fourth Thursdays in each month, at 8 p.m. 



North London Natural History Society, Sigdon lioad Board School, Dalston Lane, 

 N.E. (close to Hackney Downs Stations, G.E.R.). — Meetings second and fourth Tuesdays 

 in each month, at 7.45 p.m. 



Carlisle Entomological and Natural History Society. — Meetings held at the 

 Subscription Library, Tullie House, Carlisle. Visitors cordially invited. — Hon. Sec, 

 F. H. Day, 17, Thirlmere Street, Carlisle. 



NOW READY. 



A List of Lepidoptera 



Found in 



Cheshire, Flintshire, Derbyshire, Carnarvonshire, and 



Anglesea. 



Compiled for the Chester Society of Natural Science, by George 0. DAY, F.E.S., 

 with the assistance of J. Arkle, H. Dobie, M.D., and R. Newstead, A.L.S., etc. 



Copies may be obtained from the Curator, Grosvenor Museum, Chester, 



Price Two Shillings and Sixpence. 



A few Copies of the f jllowing Pamphlets. 



Notes on Hybrids of Tephrosia bistortata, Goeze, and T. crepuscularia, Hb, . . 1/- 

 Some Results of Recent Experiments in Hybridising Tephrosia bistortata and 



T. crepuscularia . . . . . . . . . . . . . . . . . . 2/- 



The Drinking Habits of Butterflies and Moths 1/6 



The Lasiocampids .. .. .. .. .. .. ., .. ., 2/- 



Some considerations of Natural Genera and incidental references to the Nature 



of Species . . . . . . . . . . . . , . . . . . . . 1/6 



The Scientific Aspect of Entomology (1) .. .. .. .. .. . . 1/- 



The Scientific Aspects of Entomology (2) . . . . . . . . . . . . 1/- 



A gregarious butterfly — Erebia neiine — with notes on the Lepidoptera of the 



Mendelstrasse . . . . . . . . . . . . . . . . . . 1/- 



The Nature of Metamorphosis . . . . . . . . . . . . . . . . 1/- 



To be obtained from H. E. 1'age, " Bertrosc," Gellatly Road, Hatcham. 



