64 WORMS. INTESTINA. i8. Planarids 
Rutilans. Linear with a black eye, and tapering to a point before: 
Mult. Zool. Dan. 3. p 49. tab. 109. fig. 10, tt. 
In the Za/ric among Fuci. 
C. With 2 eyes. 
* Fue. Black-brown with a femipellucid whitith fpot above the tail. 
Hirudo nigra. Lin. Taanfad. ii. p. 316. 
Pall. Spicil. Zool. 10 p. 21. tab. 1. fig 13. aj b. 
Found in flow iireams, upon aquatic plants; | 
Body when at reft circular and feldom above a line in length; 
when in motion linear deprefled and extends itfelf to 3 lines 
SE it’s motion is uniform, fmooth, by gliding along the 
ream. 
* La&ea. Body depreffed, oblong, whitifh, and truncate on the fore- 
part. 
Natur. Mifcellany. xi. tab. 424. 
Hirudo alba. Linn dranf. ir. p. 316. 
Mull. Zool, Dan. 3 p. 47. tab. 109. fig. 1, 2. 
Inhabits ponds and rivulets in the fuminer feafon, among aquatic 
plants; when in motion about an inch leng: dody with a 
white fpot in the middle, the purple vifcera elegantly branch- 
ing round it; the margin white and very traníparent: ovar; 
oblong and generaliy pointed at the ends. 
Torva. Depreffed, oblong, cinereous or black and whitifh beneath: » 
_ iris white. 
Mull. Zool. Dan. 3. p. 48. tab. 109. fig. 5. 6. 
Found in waters; about 4 or 5 lines long, 
Body obtufe on the fore-part and a little pointed behind: eyes 
pellucid beneath: ventral pores white with pinnate brown 
inteftines: fometimes blackifh with 3 pores beneath and an 
angular white fpot behind the eyes. 
Tentaculata Deprefied, oblong, cinereous, and tubular on the fore-part. 
Mull. Ferm. 2. p. 63. n. 187. 
‘Inhabits ftagnant waters, about 7 lines long. 
Body nearly obtufe at each end, the lateral margins finuate : back 
with a whitifh ípot, fometimes brown margined with black 
dots: defy whitilh or cinereous: rntefines fometimes vifisle, 
with fimple or torked branches. 
Crimata. — Depreffed, ovate-oblong, pale, with a crenulate margin. 
Mull Hifl. Verr. 2. p. 64. n. 188. 
Inhabits lakes of Denmark; refembles P, lactea; 
Back dull reddifh-brown with a whitifh fpot in the middle: 
intefiines very much branched, 
Hellus. . 
