CONTENTS 



ON THE DEVELOPMENT AND DISTRIBUTION OF THE YOUNG STAGES 

 OF KRILL (EUPHA USIA SUPERB A) (published 7th December 1936) 



By F. C. Fraser, B.Sc. 



Introduction page 3 



Development 17 



Distribution 109 



Summary ' . . . 166 



List of Literature Cited 167 



Appendix I 169 



190 



Appendix II ic 



THE SOUTHERN SPECIES OF THE GENUS EUPHAUSIA (published 

 14th December, 1936) 



By D. Dilwyn John, M.Sc. 



Introduction page 195 



Material 107 



The Surface Waters of the Southern Oceans 200 



The Species as Adults 203 



The Relations of the Species to one another 239 



The Later Larval Development of Five Species 253 



References 



Appendix I 



Appendix II 



304 

 307 

 319 



THE REPRODUCTIVE SYSTEM OF EUPHAUSIA SUPERB A (published 

 2Sth June, 1937) 



By Helene E. Bargmann, Ph.D. 



Introduction 



External Characters 



Reproductive System 



Fertilization 



Summary 



Bibliography . . 



327 

 328 



329 

 346 

 348 

 349 



Plates I-V jollowing page 350 



4O!0n:2 



