VOLUME SEVEN NUMBER ONE 



JOURNAL 



OF 



ENTOMOLOGY 



AND 



I 



ZOOLOGY 



MARCH, 1915 



PUBLISHED QUARTERLY BY 

 POMONA COLLEGE DEPARTMENT 0/ ZOOLOGY 



CLAREMONT, CALIFORNIA, U. S. A. 



CONTENTS 



^ The Biology of the North American Crane Flies (Tipulidce 



Diptera),lU— C.P.Alexander 1 



The W^est Coast Species of Pedilus Fisch (Corphyra Say) — H. C. 



Fall 10 



^ The Proventiriculus of a Hydro-psyche Larva — Alice Ayr Noyes 34 

 '''^ Notes on the Life History and Habits of the Rose Scale^ Aula- 



caspis rosa Bouche — Shonosuke Nakayanja. 45 



Caprellid^ from Laguna Beach, II — R. La FoUette - - - - 55 



A Remarkable New Brittle Star — Hubert Lymqn Clark - - - 64 

 Pycnogonids Collected During the Summer of'IQH, at Laguna 



Beach — William A. Hilton - - - v ^^ 



The Central Nervous System of Nebalia — William A. Hilton - 70 



Pseudosquilla from Laguna .- - - -77 



Entered at Claremont, Cal..Po8t-Oflace Oct. 1. 1910, as second-class matter, under Act of Congress of 



March 8, 1879 



