CONTENTS. 



Note on an Amphioxus obtained in Ainakusa, Kyushyu H. NakagaWa 125 



On a New Species of Elasipoda from Misaki K. MiUükuri 133 



Preliminary Note on the Development of the Pronephros in Pe- 



tromyzon s - Hatta 137 



Sur une nouvelle espèce japonaise du genre Lucernaria A. Oka 141 



Sur une nouvelle espèce japonaise du genre Phoronis A. Oka 147 



Miscellaneous Notes I** 1 



The Occurrence of Sphœrothuria bitentaculata, Ludwig in the Sugami Seas.— Contri- 

 butions to the Morphology of Cyclostomata. I. On the Formation of the Heart in 

 Petromyzon, by S. Hatta.— Zoological Society of Tokyo. 



Personal News 



List of Publications received in exchange for the Annotationes 

 until October, 1897, arranged alphabetically according to Au- 

 thors or Societies 1">2 



List of Names to which the Annotationes are regularly sent 152 



List of Publications received by the Zoological Society of Tokyo 



before the issue of the Annotationes 159 



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