15 %M 



CONTENTS. 



PAGE 



Evolution— Reptiles and Birds.— Linnaeus Greening .. 21 



Slugs and their Varieties (concluded). — Dr. J. W. Williams, M.A. .. 29 



The House Cricket (Acheta domesticus). — J. Hillman .„ 33 



Reports of Societies . . . . . . . . . . . . . . 35 



Nature in February. — Albert H. Waters, B.A. . . . . . . . • 39 



Early Movements of Molluscs . . . . . . . . . . . . 40 



Numeria pulveraria . . . . . . . . . . . . . . 40 



Supplement : History of our British Butterflies. — C. W. Dale .. .. 113 to 120 



The Conductor solicits Articles, Notes and Observations, Exchanges, &c, 

 in any branch of Natural History, and will especially welcome communications 

 from " Young Naturalists." All papers intended for publication, to be addressed 

 to John E. Robson, Hartlepool. 



For the greater convenience of Subscribers in the London District, Mr. 

 E. Anderson, 16, Devonshire Road, Hackney, Secretary to the City of 

 London Entomological Society, has kindly consented to act as Agent for the 

 Young Naturalist. Mr. J. Mackay, 78, Gloucester Street, Kingston, Glasgow, 

 Secretary to the Clydesdale 'Naturalists' Society, will also represent the 

 magazine in that district. Subscriptions may be paid to them, or they will 

 receive and forward advertisements, or communications for publication. 



The Editor hopes to publish the following papers shortly : — Notes on 

 the Eocene Formation," by G. E. East, Jun. ; " l\otes on the Collecting Sea- 

 son of 1887," by G. A. Lewcock ; " British Frogs and Toads," by Linnaeus 

 Greening ; " Collecting Lepidoptera at Tansy," by W. Reid ; " British Lace- 

 Wing Flies and their Allies," by W. H. Bath. 



T. GTJRNEY, 



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40-page Catalogue free on application. 



Printed by Gr. Peakson, 24, High Street, Hartlepool ; and published by Messks. John 

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