EXCHANGES. 
7t 
Label Lists.—F or birds’ eggs, butterflies, and land and 
freshwater shells, price, 2d. each, post free. Label list of marine 
shells, in two parts, price, 5Jd. post free. Ditto Macro-Lepid- 
optera, 3d. post free. Data blanks, 4^d. per 100, post free.— 
Office of the Naturalists’ Journal, 369, Euston Road, 
London. 
^ ^ 
EXCHANGES. 
Articles for Exchange and Wanted (not involving a money transaction') are ad¬ 
vertised in this column without charge ; an advertisement must not contain 
more than forty words. 
Wanted.—O ffers in British birds’ eggs and skins, must be 
choice; for North American ditto.—Charles Jefferys, Tenby. 
Duplicates.— Ulmata, Suspect a, Thalassina , Blomeri , Vesper - 
tana , Impura , Comma , Rurea , Strigilis var. yEthiops , Brunnea, 
Gemina , Olaracea , Segefum , Ex cla m a tion is, Trapezina vars. 
Xanthographa , Fediva, N. Rubi , Comes , <C. Nigrum , Basilinea. 
Lotiicerai , ZW, Fasciuncula , Plumba? ia , Pzisaria , Didymata , 
Rubiginata . Pennaria ) Strigi/laria ; also birds’ eggs. Desiderata, 
Lepidoptera and birds’ eggs.—E. G, Potter, 19, Price Street, 
Y ork. 
Duplicates .—Helix hortensis , F. oltvacea , /Z lapicida , H 
py gno&a, H. cantiana , Z. excavatus , Sitidus . Nitidulus 1 Glaber, A . 
oygnea , Z. peregra, V. acuminata , D. polymorpha. Wanted : ZZ 
iamellata , ZZ concinna , vars. of ZZ. aspersa and arbustorum , 
ZZ pomatia .—Richard Hollings, 84, New Line, Greengates, 
Apperley Bridge, Leeds. 
Duplicates.—A large number of correctly named British 
Coleoptera, including many rare and local ; also a few Lepid¬ 
optera. Desiderata : local British Coleoptera, or foreign and 
exotic species, and Lepidoptera.—A. Ford, Claremont House, 
Tower Road, West, St. Leonards-on-Sea. 
Duplicates.—ZZ. fenkinsi , Z. glabra , Z. rolphii , Z. marginata ) 
&c. Wanted : Z. glabra , Z.fulvus , ZZ. fusca , and many others, 
—A. S. Poore, Seivour Cottage, Abbey Road, Belvedere, Kent. 
Naturalists’ World, 1885,1886, and 1887 (one copy missing 
in the two former volumes), also two odd numbers. Will ex¬ 
change for rare birds’ eggs.—B. R. Harrison, Denmark House, 
Highgate, London, N. 
Foraminiferous and Dtatomaceous earths and sands, viz. : 
cementstein, red crag, coral crag, sand from hurdle beds, Barton 
clay, sand from Jersey, Weymouth, Barmouth, Ceylon, &c. 
Whole and portion wings exotic Lepidoptera, &c., also D. 
poly morpha , ZZ. cantiana , and var. Pyrimidalis ) ZZ. virgata , 
ZZ. nemorahs, and vars. Castanea , Libellula ) Rubella , Albida, 
