WORMS, MOLLUSCA. 31. Afcidia. g| 



A/per** Subcomprefled, roughifh, white: pouch fpotted with red. 

 Inhabits Norway Seas. Mull. Zool, Dan. 2, tab. 6^, fig. 2. 

 Body heart-fhaped : skin pellucid and fmooth within : pouch 

 yellowifh, 



Sefifra, ComprefTed, whitifh, roughifh: pouch red, orifices tl>? 

 fame colour. 

 Mull. Zool Dan> 2* tab. 65. /7g. 3. 

 Inhabits Norway Seas, adhering by it's fide to Fuci, 

 Body apparently fmooth, but roughifh to the touch : apperturps 

 rather narrow with a conic neck : pouch not fpotted : oufef 

 skin very pellucid gelatinous and hardifh. 



Orbicularis DeprefTed, whitifh, with unequal raifed dots on the pouch, 



; Inhabits Norway Seas ; on the Fucus rufus. 



Body gelatinous, orbicular, half an inch diameter, pellucid witij 

 an opake disk: apertures collateral, 6 7 toothed, with a fcarleg 

 dpt at the tip of the teeth : pouch whitifh. 



Corrugata, Elongated, glabrous : pouch cinereous with white bands. 

 Mull. Zool. Dan. 2. tab. 79. fig. 3, 4, 

 Inhabits Norway Seas, adhering by it's foots to Fuci. 

 Body round flaccid plaited wrinkled, the outer skin hyaljtne: 

 orifices pale yellow. . » 



Lepadifor- Clavate, hyaline : with a yellow inteftine. 

 mis. Mull. Z00L Dan. 2. tab. jg.fg. 5. 



Inhabits Seas of Norway, adhering to Crabs and Fuci. 



Body becoming eafily flaccid : club compreffed and nearly fquare.- 



Compknata DeprelTed, unequal, whitifh, with black inteftines : pri£ r 

 ces with fulvous dots. 

 V. Fab.fn. GrcEnl. p. 312. w, 320. 

 Inhabits fandy mores of Greenland, adhering firmly by its bafe 



to Hones and rocks : 9 lines long. 

 Body rather flefhy, oblong, pellucid. 



lukrcuhm Oblong, compreffed gibbous, yellowifli with raifed dojts of 

 the fame colour : orifices vertical red. 



O. Fabr.fn, Grcr.nl. p. 332, n. 321. 



Inhabits the deeps about Greenland, and adheres firmly to $e 

 roots of Ulva? : about 3 lines long. 



Obovate, fixed by roots, covered with thick whitifh wool; 

 apertures terminal and uniform in colour. 

 0. Fabr.fn. Grcenl, p. 333. ». 322, 



Inhabitf 



