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CONTENTS. 



PAGE 



V. — Reversal of Cleavage iu a Sinistral Gasteropod. By Hexry E. 



Crampton, Jr. .......... 167 



VI. — Certain New Derivatives iu the Aromatic Series. By Harwood 



HCXTIN'GTOX .......... 171 



VII. — A Classification of Lepidopterous Larvse. By Harrison Gr. 



Dyar, S. B 194 





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