TABLE OF CONTENTS. 



Page 



Title page 1 



Letter of Transmittal 3 



Foreword 5 



Table of Contents 7 



Officers for 1914-1915 9 



Papers published in this Report : 



A New Cestode, Ophistaewia Cryptobranchi nov. spec, from Cr5rptobranchus 



allegheniensis (Daudin) George R. Larue 11 



Physiographic and Molluscan Succesion in Lake Pools, H. Burrington Baker 18 



Parthenogenesis in Anthothrips verbasci, A. Franklin Shull 46 



Experimental Studies on the Relations Between the Structure and Development 



of the Eggs of Chrysomelid Beetles, Robert W. Hegner 49 



Results of the Shiras Expeditions to Whitefish Point, Michigan — Birds — Norman 



A. Wood 55 



The Birds of Dickinson County, Michigan, Frederick M. Gage 74 



Results of the Shiras Expeditions to Whitefish Point, Michigan — Mammals — 



Norman A. Wood 92 



Origin of Continental Forms, V., Howard B. Baker 99 



Incubation Period and Duration of Infection in Rats and Guinea Pigs Inoculated 



with Trypanosoma Gambiense, J. Franklin Morgan 104 



A Catalogue of the Flora of Isle Royale, Lake Superior, William S. Cooper 109 



The Flowering Plant, Ferns and Fern Allies Growing Without Cultivation in 



Lambton County, Ontario, C. K. Dodge 132 



Index 201 



