STORM 



PETREL 



HE/ 



Will contain during the fall and winter 

 anions other interesting matter, articles 



THE EVOLUTION OF MIND. fr< 



mi a Neo-Lamar 



lan Standpoint, by Prof. E. D. Cope. 



THE MECH/iNICAL CAUSES OF THE EVOLU- 

 TION OF THE BIVAL\ E MOLLUSKA, by K. T. 

 Jack hod. 



THE WILD BUFFALO OF MINDOKO, bv Prof. J, 

 E. Steer. 



THE PHYSIOLOGICAL FORM OF THE AMERI- 

 CAN NEWT, by Pro! Simon <;aare. 



ON THE LANGUAGES AND LORE OF THE ZUNI 

 Pl'EliLO.S, by Prof. A. J. Fcvvkcs. 



Subscription, 

 Single numbers, 



$4.00 a year. 

 40 cents. 



"JgjsS 



ribers whosi names arc received before 

 I, will have their subscription entered 

 to, ami the remaining numbers of 1 s'JO 



An Eight P 

 to Natural Hist 

 interests of Collectors. 

 Send 20 cents at once for One 

 Years Subscription. 



Subscribers have the 

 Columns to insert their 

 and wants Free. 



It is also a splendid Advertising 

 medium for Dealers in Curiositie 

 Indian Relics, Birds' E^gs 

 Stock, Etc. 



Send 30 Cents 



and receive a Shark's Egg and the 

 Stormy Petrel for One Tear. 



M. Smith & Co.. 



MENDOTA. ILL 



RIS BROS., Publishers, 



th and Arch Sts., - Philadalphia, Pa 



Fnrnnpan bird-s eggs, 200 kinds; i epi. 



uUIUjJccl' doptera, too varieties; Conchologl. 

 ■:il specimens, -SOU different kinds from Europe, 

 A in .1 and Australia; Ti rtiarj P01 ail Shells, 100 kin. la 

 all jrood specimens and lo<' ih^-td; prices, etc., on ap- 

 plication. No postal cards. Dr. REED, .Tr., 



K \ hopi , Miii'n rland, 1. upland. 



Better than ever Before ! 



IMPROVEMENTS IN EVEKY 



DEPARTMENT 



LITERAR\ AND MECHANICAL. 



um of Interchange and Ubservationt 



Students and Lovers of Nature. 



ted to all Dents. r>f Nature Studies. 



Removed to 4116 Elm Avenue, 



PHILADELPHIA, PA. 



MINERALS, SCIENTIFIC AND MEDICAL BOOKS, ETC., 



For Bald by A. E. FOOT12, 31. />., 



Prof. Min. and Chem., Fellow Am. Ass'n Adv. Science 

 and Am. Geological Society, Life Member Am. Mu- 

 seum Nat. History, New York, and Acad, of Natural 

 Sciences of Philadelphia. 



Specimen copy of .*i2 page NATURALISTS' LEAS- 

 URE HOER and Catalogues sent free. 



In requesting catalogues of books, please mention 

 in what branch of Natural Scienci you an especially 

 interested. The 100 page illustrated catalogue of 

 minerals is sent free to all persons requesting it upon 

 headed paper, to others upon receipt of 5 cent"; 

 printed on heavy paper, 10 cents; printed on heavy 

 paper and bound in cloth, 25 cents. 



