southern Nereis limbata is abundant. Other 

 common species are : Arabella (Lumhrieo- 

 nereis) opalina, Euglycera (RImicobolus) di- 

 branchiata, Clymenella torquata, Amphitrite or- 

 nata, Clioitobranclius sanguinetis, Cirratulus 

 grandis and Serpula dianthus. 



Rotifera : These organisms are extremely 

 abundant in the lakes, but no species have 

 been identified. 



Sipiinculoidea : Phascolosovia occurs on a 

 sand spit near the lighthouse at the en- 

 trance to Llo3^d's Harbor. 



Entomostraca of many kinds are abundant 

 in the lakes. A few minutes' towing will 

 collect a countless number of individuals of 

 Daphnia. Of the marine copepods Acartia 

 is one of the most abundant. Many Ba- 

 lanidse occur and their larvse are common 

 on the tow. 



Amphipoda : Caprella acutrijrons, new va- 

 riety, can be obtained by the pint in the 

 ' gut.' Talorchestia longicornis is abundant 

 on the sand spit. 



Isopoda: Bopyrus is very common on 

 prawns, Idothea irrorata on eel grass, and 

 the Oniscidce about the springs. 



Podopthalmata : Squilla empusa is common 

 at the sand spit and Mysis in the tow. Among 

 the decapods there have been identified 

 Homarus vulgaris, CalUanassa and Gebia, 

 which occur in the sand spit. Numerous 

 hermit crabs occur. Other crabs are un- 

 usually abundant. The dredge or tangle 

 brings up from the region of the outer bar 

 Libinia caniculata, very large and numerous ; 

 Libinia dubia; Callinectes hastatus, not com- 

 mon ; PlatyonicJms ocellatus, or ' lady crab ;' 

 Panopeus Sayi; P. depressus ; Cancer irro- 

 ratus. On the shores fiddler ci-abs of two or 

 three species abound. 



