WOR MS. INTESTiNA, i. Afc&ris. m 



J. ASCAW3. Body round ekftic, and tape- 

 ring towards each extremity: head with 

 3 veficles; tail obtufe or fubulate: inief- 

 tines fpiral milk-white and pellucid, 



A. Infefting ths Mammalia* 



* Vtrm'eu-] Head fubulate : fkin at the fides of th,e bod? very finely 

 fork. crenate or wrinkled. Aficarldes, 



Mem. London Med, Sec. v. p, 230. tab. 2, 



Goe%e Einge*w. p* 102. tab 5, fig I — $• 



Valijh. Oper. 1 . tab. 20. fig, 5 — -IO. 



$ianch. Hi ft or. Morb. tab. ^.fig. 20. 



Pheb. Hijl, A/car. tab. l.fig. 3— ll» /. 2. f, l~$' 



Mull. Hi(l. Verm. I, 2. p. 6. tab, 34. 



Werner Verm. InteRin, p. 72 ta£. 5 fig. 1 33 — 1 37, 



Inhabits the inteftines of children and thin people, principally 

 in the rectum. They are generally in considerable numbers, 

 and occasion many troublefome fymptoms, creeping iometirncs 

 np into the ftomach. They are viviparous and about half an 

 inch long. The female has a frnall puncliform aperture a little 

 below the head, through which th^ young are protruded. 

 Head nodofe and divided into 3 veficles, in the middle of each 

 of whick there is an aperture, through which it receives nou- 

 rifhment : body a little dilated in the middle and wrinkled at 

 the fides, pellucid and angular.* tail gradually tapering and 

 terminating in a line point, with a frnall aperture or vent below 

 ike middk of the worm. 



* Lumbrim Head flightly incurved with a tranfyerfe contraction beneath 

 {aid?*, it : mouth triangular 



Mem. LoTtd. Med, Soc. v. /. 2.33. tab, 1. 



Aldronjand Inf. lib, 6. p. 6 $2, fig. 4, 5. 



Johnft. Inf. p. 158. tab. 24, n. I. 



Redi Anim.'vi'V. tab. 10. fig, 2, 3. 



RediQpufc. 3. tab. 10. fig. 1 — 4. 



Klein Herpetol p. 63. t.abj }. fig. 3. t, z t f, 1 — 7 



ASi Steckb. 1776. /> JE40- fab, 4./F0-. 1 — 3. 



Dameren. Verm* p. 68. tab, 8. fig, 1, 2, 



Mutler Hill. Verm. 1, 2. p. 35. 



Blocb. Einge°w.p. 29. tab. 8 fig, 1—6. 



Wern. Verm Intefi, tab. 6 fig 144-14$.,, t. J.fi x 53 -- T 59* 



Inhabits the interlines of thin p rfons, generally about the ileum, 

 but fometimes alcends into the flomach and creeps out of the 

 mouth and noftrils. They are frequently very numerous and 

 vivacious: from 12 to 15 inches long, Body transparent, 

 light yellow with a faint line down the fide, 



B 2 They 



