NOTES ON THE FAUNA OF THE ISLE OF MAN. 325 



Plutei (both Echinid and Ophiurid), many. 

 Annelid larvae {Polynoe ?), many. 

 Sagitta bipunctata. 



Copepoda, numerous (Dias longiremis, Calanus Jin- 

 mar chicus, and Oithona spinifrons), 

 Nauplei, few. 



ZoeaB, and other Crustacean larval forms. 

 Evadne nordmanni, numerous. 

 Oikopleura flahelluiiit very few. 



II. — July 30th, Port Erin, evening, sea calm. 



Peridinium tripos^ few. 

 Annelid larvae, several kinds. 

 Sagitta bipunctata, few. 

 Polyzoon larvae ? (cf. Mitraria). 



Copepoda, very numerous (Calanusjinmarchicus, Metridia 

 armata, Dias longiremis, etc.) 

 Nauplei. 



Zoeae, numerous. 

 Evadne nordmanni, many. 

 Gastropod larvae, few. 

 Oikopleura flabellum, very few. 



III. — Aug. 1st, Port Erin, mid-day. 



Peridinium tripos, and P. furca. 



Diatoms, various species. 



Thaumantias thompsoni, many ; and T. lucida. 



Bougainvillia britannica. 



Pleurobrachia pileus, few. 



Echinopaedia, few. 



Tomopteris onisciformiSf one. 



Sagitta bipunctata. 



Nauplei. 



Zoeae. 



