ACTINIA, 253 
la poéle, et aprés cela ils la mangent avec beaucoup de 
plaisir.” 
18. Actinia parasitica, 2. Q. Couch. 
Hab. Coast of Cornwall, on the claws of a crab, Mr. 
Couch; on Pecten maximus and Buccinum undatum, W. P. 
Cocks. 
The body of the animal, when expanded, columnar; skin 
coriaceous, sprinkled with little warts. 
19. Actrinta BELuis, Gertner. 
Hab. Cornwall; island of Rathlen, Templeton; Bally- 
hone Bay, county Down, W. Thompson; island of Arran, 
D. L.; Dalkey Island, Hassall. 
“ The disc is formed like a star, which, according to the 
figure that is traced out by the mnermost row of the feelers, 
consists of many angles. The colour of this part of the 
body is a beautiful mixture of brown, yellow, ash-colour, 
and white, which, together, form variegated rays, that from 
the centre or the mouth of the animal are spread over the 
whole surface of the disc.” (Gertner.) It is a littoral 
species, and generally found in pure water, yet Mr. Cocks 
states, ‘he visited a part of the shore which was composed 
of mud, sand, and decomposed alge; many of the stones, 
when lifted, presented a face as black as the skin of an 
