126 WORMS. INTEST1NA. 2-6 



9. A. Incustris. Body lying flat, spirally twisted, tapering 



to both extremities. 



In the intestines of the Stickleback, and liver of the Pike. 



0. TRICHOCEPHALUS. 



10. Tr. Homims. Body slightly crenate above, smooth 

 underneath, very finely striate on the fore-part. 



In the human intestines. Mem. Lond. Med. Soc. v. /. 3. 



Body about 2 inches long, pale : head obtufe, furnished with a 

 very slender probofcis, which it can protrude and retract at plea- 

 lure : tail or thinner-part twice as long as the thicker end, termi- 

 nating m a fine hair-like point. 



11. Tr. Equi. Found in the intestines of the horse. 



Goeze Eingew.p. 118. tab. 6./. 8. 



Refembles the last but is fomething longer, 



3. FILARIA. 



VZ. F. Scaraba?i. Found in the Scarabaeus funetarius* 



Philosophical Trails act. \. j&. 49. 



13. F.Carabi. Found in the Carabus. 



Liker Philosop. Trans, n, 81. 



4. ECH1NORINCHU8. 



14. E_. candidus. Body pale, opake, slightly wrinkled, 



In fish. Mull. Zooh Dan. 1. p. 139. t. 37./. 7-10, 



Body about 3 inches long, and nearly of equal thickness, pale 

 grey, yellowish* saffron, brown, fulvous, reddish or violet, accord- 

 ing to the different fpecies in which it has been nourished \ probojeis 

 with 9-15 rows of hooks, each row of 9-16 hooks. 



5. FASCIOLA. Fluke. Gourd-worm. 



15. F. Hepatic a. Body ovate, ending in a short tube on 

 the fore-part, with a tubercle beneath it containing a 

 triangular cavity. 



: l.ir.K. Trans. 1. t.i$.f. 17, 18, 19. Barbut t. if. 1. 



In ditches, and the liver of sheep and dogs. Body about an inch 

 long, pointed behind, with generally a white line down the middle 

 and fpot in the centre : bach a little convex, and markedrwith about 

 8 longitudinal grooves in 2 series. 



16 F . intestinalis. Body oblong, cylindrical, tapering 

 and obtuse at the base: neck round, slightly incur- 

 ved . 



Mull. Zool. Dan. t. 2./. 10. tt. Barbut Worms, t. 2./. 2. 



In the intestines of Bream* and Sticklebacks. Body white: /a- 

 teral-pore fcated at the bafe of the neck : oviducts oblong, brown. 



6. TiENIA. Tape-worm. 

 A. Mouth armed: body with a vesicle behind. 



17. T. visceralis. Pisiform, inclosed in a vesicle, broad 

 on the fore- part and pointed behind, 



Phil. Trans. 43. p. 305/. i-*-8 Goeze Eing. t. 20. B.f. 1 2. a. b. 



In the liver, placenta, fack containing the hydrqpic fluid and other 

 morbid tumours of mankind : fometimes folitary, fometimes many 

 together in the fame vesicle. 



18. T. cellulose. Solitary, inclosed in a cartilaginous 

 vesicle and 2-tailed tunic. 



Werner Verm, intest.p. 2. t. i.fig. 1— -8. 

 In the cellular covering of the human nraf« le, and is very tcna* 



