54 ANIMALS OF THE SEASHORE 



Plumularia inermis Nutting 



PLATE II. Fig. 6 



Internodes long and slender, usually with hydro- 

 thecae on each; otherwise similar to the above two 

 species in general characters. 



North Carolina southward; rarely found on 

 floating Gulf Weed (Sargassum) as far north as New 

 Jersey (first record, Cape May Point, September 15, 

 1934)*. 



Medusae 

 (Jelly-fish) 



Nemopsis bachei Agassiz 



PLATE III. Fig. 5 



A small jelly-fish (about ]/ 2 inch in diameter) ; 

 four clusters of tentacles, each cluster with an erect 

 clavate pair which arches over the long tentacles. 



The life history of this species is unknown and 

 no hydroid stage has been found. 



Common throughout the summer from Massa- 

 chusetts to Florida; often abundant in New Jersey 

 in September. 



Bougainvillia carolinensis McCrady 



PLATE III. Fig. 8 



Very similar to the above but without the erect 

 clavate tentacles. For hydroid stage see page 44; 

 not as common as the above. 



