1896.] MICROSCOPICAL JOURNAL 45 



the Society will guarantee that there shall be no decline, 

 but that with the eificient aid of his fellow officers and 

 the loyal support of the members, the Society will take 

 another upward stride this year and more fully become 

 than ever before what it was originally designed to be — 

 a source of help and encouragement to both beginners 

 and advanced workers with the microscope. — S. H. Gr. 



Cicada Septendecim its Mouth Parts and Terminal Armor. 



J. D. HYATT. 



NBW ROCHSLI.B, N. Y. 

 Member of the American Microscopical Society. 



The long subterranean life, and regular periodic ap- 

 pearance of this insect, at intervals of exactly seventeen 

 years, are characteristics in themselves so remarkable in in- 

 sect life, as to render the appearance of the so-called 

 seventeen year locust a matter of special interest, and a 

 careful microscopical ■ examination of the mechanism of 

 some parts of its anatomy will reveal several features no 

 less curious and interesting. 



The fact that it has been generally known as a locust 

 has connected it in the popular mind with the destructive 

 insect of that name, and upon the advent of the harmless 

 Cicada, its appearance in such immense multitudes, is 

 sure to create in the minds of the farming people apprehen- 

 sions for the safety of their crops, and fruit-trees, and 

 some of the newspapers, whose editors and reporters are 

 more desirous of creating a sensation than of spreading a 

 correct knowledge of entomology, contribute not a little 

 toward increasing the alarm by publishing hearsay, or 

 purely fictitious, accounts of ravages done. 



During the visit of the brood of 1894 some of the New 

 York papers added a new sensation to the current re- 

 ports, respecting its alleged depredations upon fruit and 



