WORMS. MOLLUSCA. 30. Nais. 91 



30. NAIS. Body creeping, long, linear, pel- 

 lucid, depreffed: peduncles or feet with 

 fmall briitles each fide : tentacula or 

 feelers 0: eyes 2 or 0. 



• 



Vermicula- Lateral bridles o : chin bearded. 

 (arts* Mull. Wurm. tab. 4. Jig. 1,2. 



Roef Inf. 3. p. 578. tab. 93 fig. I— 7. 



Found in ftagnant waters, adhering to duck-weed : 2 iineslong 



Bead fubclavate : ejeso: peduncks with 5—6 briftles, 



Serpentina Body Terpentine, with red fpiral inteftines and triple black 

 collar. 

 Shaw. Natur. MifcelU viii. tab. 270. 

 Mulh Wurm, pi 84, tab. 4. Jig. 3, 4. 

 ReeJ. Infi 3. p. 567. /*£. 92. 

 Inhabits Europe* in ftagnant waters ; 9 lines long* 

 Peduncles warty, with 3 hooked briftleS. 



*Probcfd- With fingle lateral bridles and very long probofcis. 

 dca, Shaw Natur. MtfceL X. tab. 379. 



MulL Wurm. p. 14. tab I. fig. I— 4. 



£05/*. Inf. *. /. 483. /«£. 78. /£. 16, 17. /#£. 79. Jig. I. 



Trembley Polyp, tab. 6, Ledcrm. Micro/, tab. 82. fig. f. h. 



Inhabits clear ftagnant waters; about |; of an inch long. 



Body hyaline with a blackifh flexuous inteftine, each fegment 

 with a fingle longifh briftle each fide * head forked, and armed 

 with a mouth and tongue : went terminal : feeds on invifible 

 aquatic infe&s. 



! E/inguis. With fingle lateral bridles, and without probofcis. 

 Mulh JVurm, p. 74. tab. 2; fig< I -4. 



Inhabits river water; 4-- 5 iines long, and narrower than the laft. 

 Mouth placed before and obtufe : forceps and probofcis o: vent 

 lateral. 



*Digitata. With fingle lateral bridles ; tail lacinia'e, 



Shaw Natur. Mifcel. xii. ^.452. 



Mull. Warm. p. 90. tab, 5. Jig. 1—4. 



Found in ftagnant waters, or the fandy fediment of rivers, with 

 its head attached to the ftalk of aquatic plants; 4 lines long* 



Body with a reddifh vein down the middle, and furmfhed be- 

 neath with a double row of very minute ciliate protube- 

 rances : eyes o : tail rounded and furnifhed with 6 unequal 

 retractile procefTes, 



M 2 Bafbata. 



