FAUNA AND FLOKA OF PLYMOUTH SOUND. 169 



Gephyrea. 



Sipunculus (Linn.). 



nudus (Linn.). In holes in rocks inside Breakwater. 



bernhardus. In holes in rocks inside Breakwater. 

 Thalassema (Gaertu). 



neptuni (Gaertu,). In holes in rocks outside Breakwater. 



Annelida. 



Hirudinea. 

 Pontobdella (Leach). 



areolata (Leach). Recorded from the Sound, 

 muricata (Lam.). In the neighbourhood (Rogers), 

 verrucata (Grube). On skate from deep water. 



Chsetopoda. 

 Tubifex (Lara.). 



hneatus (0. F. Miill.). Amongst fuci in coralline zone. 

 Terebella (Mont.). 



conchilega (Pall.). In the neighbourhood (Rogers). 

 Arenicola (Lam.). 



piscatorum (Lam.). Common. 

 Cirratulus (Lam.). 



cirratus (0. F. Miill.). Plentiful in mud under stones. 



tentaculatus (Mont.). Plentiful in mud under stones, Jennycliffe Bay, the 

 Sound. 

 Sabella (Savig.). 



species various. In the neighbourhood (Rogers). 

 Spio (Turton). 



seticornis (Fabr.). In the neighbourhood (Rogers). 

 Spirorbis (Daudin.). 



spirorbis (Linn.). Very common. 

 Serpula (Lin.). 



vermicularis (Linn.). On old shells. 

 var. tubes solitary. 

 var. tubes clustered, 



intricata (Linn.). 

 Aphrodite (Linn.). 



aculeata (Linn.). Not common. 

 Lepidonotus (Leach, Mgn.). 



squamatus (Linn.). Common. 

 Harmothae (Kimb.). 



umbricata (Linn.). Common. 

 Nereis (Cuv.). 



brevimana (John.). 



pelagica (Linn.). Common from low-water mark up to the mud of brackish 

 estuaries. 



viridis (John.). Common amongst seaweed on rocks in the Sound. 

 Heteronereis (Oerst.) 



lobulata (Savig.). 



longissima (Johnst.). ^ 



Glycera (Savig.). 



dubia (Blain.). 

 Phyllodoce (Cuv.). 



viridis (Linn.). Very common in old tubes of Sabella anglica. 



VOL. I, NO. IT. 12 



