MAEINE BIOLOGICAL STATION AT POET ERIN. 



69 



experiments, and that he would be very glad to receive 

 subscriptions for this or any other of the special purposes 

 mentioned above. 



The usual statement of the Hon. Treasurer, and the 

 the list of subscriptions and donations for 1894 is appended 

 to this Keport. 



y 



mm 



An abnormal specimen of Porania imlvillus, where one of the rays shows a 

 tendency to branch dichotomonsly. A, B, C, D are normal rays, while 

 the fifth ray has divided into x and y, the latter of which has split and 

 partially united at least twice. The specimen is in the Zoological 

 Museum of University College, Liverpool. (For the use of this block 

 we are indebted to the courtesy of Messrs. Macmillan & Co. ) 



