VOLUME ELEVEN NUMBER TWO 
JOURNAL 
ENTOMOLOGY 
ZOOLOGY 
JUNE, 1919 
PUBLISHED QUARTERLY BY 
POMONA COLLEGE DEPARTMENT of ZOOLOGY 
CLAREMONT, CALIFORNIA, U.S. A. 
CONTENTS 
Page 
EENN RLIDETEROAMUISAGUINA ISRAGEH Ore. ra cto uth eaten eaters eis ss (ord be. rihiplblh 0 cal eictlaveleters.a 27 
StrucTURE OF DOLicHGLossus PustLLus—Alma Evans.... 0.2... 00000 c cece eee 28 
OPISTHOBRANCHS FROM LAGUNA BEACH..... Bo Sa ie Seiten Ree oe 34 
CENTRAL Nervous SYSTEM OF THE SAND DOLLAR DENDRASTER EXCENTRICUS ESH.— 
PAE MEP a EXELR ONE Sa ance, ne eres hs) crete cetaiat ita cio's vetate cok An sie om aeld-bieleya bloke Aas ane 35 
ANTS FROM THE CLAREMONT-LAGUNA REGION..............c: se eeeeueeepeeneenes 38 
' Entered Claremont, Cal., Post-Office Oct. oF, sew heg oe matter, under Act of Congress of 
‘ arch 8, 1870 
