9 o WORMS. MOLLUSCA. 29. Nereis. 



Bifrons* Body depreffed: peduncles with a Tingle fetigerous papilla 

 cirrate above, the middle ones alio branched. 



O. Fabr. fn. GrcenL p, 303. n. 286. 



Inhabits with the lait, and is continually moving itfelf about j 

 near an inch long : fegments 56. 



Body redd iJh -brown : head white: eyes 4 ; cirri J* 



Caca; Body ilightly convex: feelers 2, very fhort: peduncles 

 with double ciliate lamella?. 

 0. Fubr. fn. Grsenl. p. 304. n. 287. 

 Inhabits iandy (hores ot Greeiand, under (tones,, and like the 



Li-mbricus burrows very deep ; 8 inches long. 

 Body with 86 — 100 iegments; fee-fart obtuiely conic; probofcts 

 large, fphaerical: eyes o. 



Ebratickia- Body round, annular, and tapering both ways : peduncles 

 la. cylindrical, fhort aud biiarioufly pinnate each fide: 



feelers o. 

 Pali, no-o. A3, Pen-op, 2. p. 231. tab, 5. fig, 8— 10, 

 Inhabits the German and Indian feas. 

 Body blueifh or grey-brown, with 269 fegments, the laft crenate.. 



Lamelligera Body flattifli and tapering both ways: probofcis ftellate 

 with 4 iiefti-colour fpines: peduncles compreiTed and 

 furnilncd with a femilunar fcale above, and a larger 

 feini-heart-ihaped one beneath. 



Shaw Natur. Mi fee 11. ix. tab. 311. 



Pali now. act. f J etiop.2. />. 233 tab. 5. fig. 11--17. 



Inhabits the Indian-^ Mediterranean and Northern leas, amosg 

 aquatic plants, and is nearly 2 feet long. 



Body ochre-colour, with a dark line down the middle of the 

 belly; fegments 200—550: head with 4 feelers: ey& 2, 

 black: /^// bifid • 



Qiiiata. Body deprefTed: mouth cylindrical, retractile: anterior 

 margin ciliate : feelers o. 

 Mull, Zool. Dan, 3. /. 14. tab, 89, /£. I— 4. 



C. Mouth furnifbed with a tube*. 



Prolifera, Body depreifed : peduncles cirrate : front with a fingle 

 feeler. 

 Mvll. Zool. Dan. 2. tab. 52. fig. 5—9. 

 Inhabits bays of Norway : fegments 32—46. 

 Body rufous : head with 3 feelers : eyes 4, black : forceps and pro- 

 bofcis o, but in its Head a thick flexuous pellucid tube : tail 

 with z m cirri, 



3°- 



