CONTENTS OF THIS NUMBER. 



Morgan, Anna H — Mayflies of Fall Creek . . . 93 



Townsend, C. H — Announcements of Further Results 



Secured in the Study of Muscoid Flies 127 



Hine, J. S. — Robberflies of the Genera Proinachus and 



Proctacanthus 153 



Burgess, A. F. — Locomotion of the Larva of Calosoma 



Sycophanta 173 



Webster, R. L. — Notes on the Pear Slug 1S1 



Severin, H. H. P. and H. C. — The Mechanism in the 



Hatching of the Walking Stick, Diapheromera 



femorata Say 1S7 



Cockerell, T. D. A. — Some Suggested Rules to 



Govern Entomological Publications .... 192 



Muttkowski, R. A. — The Composition of Taxonomic 



Papers 194 



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