Pocket size, 64 by 44, cloth 
Pea | «The frgatiatinnes are ex. | gilt, round corners. 
Each 7s. 6d. net. Post. amples of some of the most /g. not Post Free 6s. 4d 
. enree Te, std. beautiful pictures of moths yet read sake 
The Moths of the) produced in so small » com- The Butterflies of 
a Two eS oa i i 
Pe Pooket size 64 by 43, cloth | or WORKS. 
3 gilt, round corners. 
 Rritich Il “pass at so moderate a price 48 
ase ihe ee |... A result whieh will be the British Isles, 
By. Re. South, FES: warmly appreciated by every By R. South, F.E.S. 
Pci wee ious oe practical entomologist and 
id figures of all. the! Collector.’”"—Daily Telegraph. 
Moths of the British Isles} 
included in the groups} 
formerly known as Macro- 
Lepidoptera, besides fig- | 
ures of numerous scarce | 
Varieties. 
‘* We have already spoken | 
favourably of the earlier 
Volumes, and itis now our |- 
pleasing duty to say that 
there is no falling off in 
the execution. of the text | 
and plates of this Volume 
... Very good and up 
to date.’ — W. F. K. in 
Nature. 
450 Coloured Figures 
Photographed. from Na- 
ture of every Species, and 
many Varieties, also 
Drawings oi Eggs, Cater- 
pillar, Chrysalis, - and 
Food: Plant, and several 
descriptive’ Illustrations 
in the Text. 
-* Handy and. satisfac- 
tory in every way... The 
information is full, the: 
descriptions accurate: — 
Bookman. 
This Nature Series is, without doubt, the most complete and unique of any ever 
placed before the public; having given the greatest satisfaction, owing to the accuracy 
of £ both: text and illustrations. 
“The Publishers will be pleased to send Illustrated Prospectuses. 
FREDERICK WARNE & CQ., BEDFORD STREET, STRAND. 
A Li OME Ee CLARKE 
NATURAL-HISTORY eee a a ROAD, GLOUCESTER, 
(Opposite Pos 
QS UPPLIES Collectors with every kind of — for the various branches of 
Natural History: Cabinets, Store Boxes, Butterfly Nets, &c. 
BIRDS’ EGGS, SKINS, LEPIDOPTERA ‘and COLEOPTERA, ke., kept 
in stock in large quantities. 
The largest stock of Eacs in England to select from, including many very rare 
species. List of clutches sent if desired. Large buyers liberally dealt with, 
Revised List of British LepipopreRa, now ready, post free. 
NEW AND SECOND-HAND. BOOKS, 
Paxwenwy. Birds skinned and prepared for Cabinets or mounted by skilled assistants 
Fnll general Catalogue and Special List of Eaas and Sxins, post free. 
N.B.—No agents, and only one address as above, 
EXPERIMENTS ON THE 
SEASONAL DIMORPHISM of LEPIDOPTERA 
By Dr. AUGUST WEISMANN. 
Teanalated from the German by W. EB. Nicuorson, F.B.8. This very interesting paper 
appeared in seven numbers of the’ ‘Entomologist’ in 1896, and occupies 60 pages in 
its more convenient form as a separate pamphlet. Price 1s., postage 1d. 
London :- WEST,’ NEWMAN & CO., 54, Hatton Garden, I.C, 
= “y eat 
