^ GRESHAM 



LIFE 

 OFFICE, 



ESTB. 1848 ST. MILDRED'S HOUSE, POULTRY, LONDON, EX. 



West-End Branch — 2, Waterloo Place, S.W. 



Assets Exceed £6,250,000. 



LIFE ASSURANCES. ENDOWMENTS. ANNUITIES. 



Every Desirable Form of Policy Issued. 



James H. Scott, General Manager and Secretary. 



"The Gresham Life Assurance Society, Limited." 



I>. F. TAYLER 6;^ Co., Lta., 



Entomological Pin Manufacturers, 



Sm.ill Heads and Perfect Points. White, Black, and Gilt, 



BIRMINGHAM and LONDON. 



Can be obtained from Dealers throughout the World. 



rrHE PRAO'TicAJL. CAJSiN^Esrr ivi:ak:e:rs. 



J. T. CROCKETT & SON, 



makers of every description of 

 ENTOMOLOGICAL CABINETS AND APPARATUS. 



Store aud Book Boxes fitted with Camphor Cells. Setting Boards, Oval or Flat, etc. 



Cabinets of every description kept in Stock. 



SPECIAL INSECT CABINETS, 



With drawers fitted with Glass Tops and Bottoms, to show upper and under side without removing 



insects. 



Store Boxes Specially made for Continental Setting, highly recommended for Beetles. 



All best work. Lowest possible terms for cash. Prices on application. Estimates given. 



The trade supplied. ESTABLISHED since 1847. 



Show Rooms— 7a, PRINCES STREET, CAVENDISH SQUARE, W. 



(Seven doors from Oxford Circus). 



Factories— 34, BIDING HOUSE STEEET and OGLE STREET, W. 



The Largest Stock of Cabinets aud Boxes to select from Great advantage in dealing with the makers. 



All Goods at Store Prices. 



4 dols. per Year, 4 dels. 60 cts. per Year (Foreign). 35 cts. per Copy. 



A MONTHLY JOURNAL DEVOTED TO THE NATURAL SCIENCES IN THEIR 

 WIDEST SENSE. 

 Managing Editors— Frois. E. D. Cope, Philadelphia, Pa., aud J. S. Kiugsley, Boston, Mass. 



Associate Editors— Froi. W. S. Bayley, of Colby University, Waterville, Me., Dept. of Petrography. 

 Prof. M'. H. Hobbs, Madison, Wise, Dept. of Mineralogy. Dr. C. E. Bessey, of the University of 

 Nebraska, Lincoln, Neb., Dept. of Botany. Dr. Erwin P. Smith, Washington, D. C, Dept. of 

 Vegetable Physiology. Prof. C. M. Weed, of College of New Hampshire, Durham, N. H., Dept. of 

 Entomology. Prof. W. Romaine Newbold, University of Pennsylvania, Dept. of Psyychology, 

 Prof. E. .A.. Andrews, of .John Hopkins University, Baltimore, Md. Dept. of Embryology. H. C. Mercer, 

 of the University of Pennsylvania, Dept. o"f Anthropology. Dr. C. O. Whitman, of Chicago 

 University, Chicago, 111., Dept. of Microscopic Technique. 



1867. 30th YEAR7~ 1896 



PUBLISHED AT PHILADELPHIA, U.S.A. 



THE EDWARDS & DOCKER Co., 518 & 520, MINOR STREET, 



PHILADELPHIA, USA. 

 Advertising Kates will be furnished upon application. 



SAMPLE COPIES 15c. 



