﻿PROCEEDINGS 



QF THE 



ROYAL PHYSICAL SOCIETY 



FOK THE 



PROMOTION OF ZOOLOGY AND OTHER BRANCHES OF 



NATURAL HISTORY. 



SESSION 1906-1907. 



No. 2. 



Vol. XVII. 



Pages 65-80. 



CONTENTS. 



II. Note on Primnoa reseda tVoni the Fseroe Gbauiiel, and on its Embryos. 

 B}' Professor J. ARTHiJii Thomson, M:A. [^Vitli Two; Plates.] 



III. The Development of Polijpterus. By Professor f J. ^Gk.^Iham 'Keke, 



M.A., F.R.S.E., 



IV. Meristic Variation in the Common ^\m-^tai\- {Solast<^r pa-iiposus). By 



D. C. M'iNTOSH, M.A., B.Sc, F.R.S.E., . . . . . 



V. On, ,tht; Occurrence of a Supposed Australasian Hydroid {Sertulnrict 

 elongata) in the North Sea. By: James Ritchie, M.A., B.Sc, 

 University of Aberdeen, . . . 



PAGE 



65 



73 



641 



INBURGH 



I* c 



M 'FARLANE 

 M^ARCH 1907. 



