148 PROCEEDINGS OP THE ACADEMY OP 



given upon Dr. Stimpson's authority : A species of Physalia, and 

 another allied form, are of frequent occurrence along the beach. 

 Two or three jelly-fishes were noticed, one of them occurring in 

 laro-e numbers about the harbor. Several corals and sea-fans also 

 occur. 



Ophiophragmum wurdemanni? 

 Bird Shoals, common. 



Asterias arenicolai 

 Abundant. 



Luidia clathrata. 



Very abundant. 

 Astropecten articulatus. 



Abundant. Fresh specimens are of a rich purple, edged with 

 golden yellow. 



Melita quinquefora. 



The most abundant echinoderm of all, found everywhere. 



ScMzaster lachesis. 



Rather common. 

 EcMnocidaris punctulatus. 

 Lytechinus variegatus 1 



This and the last are two common species, found about the 

 edsres of the shoals throughout the harbor. 



Actinia? sp. 



A medium-sized plain grayish sea-anemone occurs in abundance 

 on the rocks of the jutties along the beach. 



Benilla reniformis. 



Rather common. Specimens ranged from a few lines to over 



two inches in breadth. 



(To be continued.) 



[July 25, 



