WORMS. MOLLUSCA: 35. Dagyfa. 99. 
Fafiata. Ovate-oblong: mouth terminal: abdomen fafciate: intef- 
tine filiform, incurved above the nucleus or fpot. 
Inhabits the Mediterranean. Forsk. fu. Arab. p. Y1c. x. 46. 
Body about an inch and a half long, hyaline with 5 bands on the 
abdomen: zuc/eus marginal, opake and ferruginous, 
£5lo, Subcylindrical, obtufe, hyatine, with a reddifh-brown nu- 
b cleus: front with 2 frnall tubes, the tips of which are 
perforated and red. 
Inbabits the Red Sea, — Fors&. fx. Arab, p. 119. m. 27. 
Body not an inch tong, affixed by its bafe to ftones or fponge: 
nucleus near the bafe, globular and opake:  sztefine blucifh. | 
brown. : 
Africana, Subtriangular tranfverfely, with ro ftris : mouth terminal: 
bale with a gibbofity and 3 nuclei. 
Forsk. fa. Arab. /Egypt. p. 116. 2. 38. 
Inhab:ts fhores of Tunis; about an inch and a half lonz. 
Body hyaline, the firft nucleus opake, brown and globular, the 
reft whitifh and fubpellucid, 
Cari. Hyaliue, oval: mouth terminal, with a blue tube: vent 
|! lateral, blue. | 
Forsk. fu. Arab. Egypt, 5. 116. 2, 49. 
Inhabits the Red Sea, and is found adhering to grafs. 
Body hardly an inch long, a little depreffed: zwcleus near the 
middle at the bafe, globular and pale reddifh-brown. 
Polycratica. Mouth placed beneath the upper extremity: front and tail 
tuncate. 
Inhabits the Mediterranean.  Forsks fu. Arab. p. 116) 1s 40, 
Body about an inch and a half long, rather rigid: addomen with 
5 traniverfe bands: zac/eus globular, brown. 
33. DAGYSA. Body loofe, nayant, angular, 
tubular, and open at each extremity. - 
Notata. — Bocy marked at one end with a brown fpot. 
Banks and Solander, Hawhkefworth Voy, ii. p. 2. ; 
Inhabits the Spanzfh Sea; 3 inches long and 1 thick. 
Tnefe adhere to each other by the fides, and fo nearly refemble 
the Genus Sa/pa, that they might with propriety be incorpo- 
rated into one. 
N2 34. 
