WOR MS. INTESTINA. i. Afcaris, 
II 
1 . ASCARIS. Body round elaftic, and tape- 
ring towards each extremity: head -with 
3 velicles: tail obtufe or fubulate: intef- 
tines fpiral milk-white and pellucid. 
A. Infejiing tit Mammalia. 
* V trmicu-^ 
Head fubulate ; Ikin at the fides of the body Tcry finely 
crenate or wrinkled, Afcaridts. 
Mtm London Med. Sec- v p. 2 JO. tal 2 . 
Goeze Eingenu. f \oi. tab 5 fig I — 3 * 
Vah/n. Oper. l.tab. 20. fig. 5 — lO. 
Blanch. Hijlor. Mori. tab. 20. 
Phels. Hifi. Afcar. tab. I. fg. J— n. t. Z.f. 1 —* 3 * 
MuU. Hifi. Verm. 1.2./. 6. tab, 34. 
Werner Verm. Inteliin. p. 72. tab. 5. fig. 1 33 "* 37 * . . .. 
Inhabits the inteftines of children and thin people, principally 
in the reftum. They arc generally in confiderable numbers, 
and occafion many troublefome fymptoms, creeping fometimes 
up into the ftomach. They are viviparous and' about half an 
inch long. female has a fraall punftiform aperture a little 
below the head, through which the young are protruded. 
ttWnodofeand divided into 3 veficles, in the middle of each 
of which 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 
icrminating in a fine point, with a fniall aperture or vent below 
the middle of the worm. 
* luniri- Head {lightly incurved with a tranfverfe contra<aion beneath 
“‘det, it : mouth triangular 
Mem. Lond. Med. i>oc. v. p. 233 tab. I. 
Aldrovand Inf. lib, 6 . p. b^Z.fg. 4, 5. 
Jobnfi Inf. p. 15®' tab 24.*. I. 
Redi Annn. mini. tab. \ 0 . fig. 2, 3. 
RediOpufe. 3. tab 10. Jig. i — 4 - 
Klein Herpctol p. bj- tab, \. fig. 3 - t. Z.f. 1 y 
Aa St»ckh. \-jj(> p- 140- 
Davertn. Verm. p. (i^.tab. 8-jfff* O 2, 
Muller Hifi. Verm, t, 2. y. 35. 
Bloch, Eingenxi.f. 29. tab. 8 fg, I — 6. 
Wern. Verm. Intefi. tab. b.fig 144 -148., t. 7./, i;3--i59i 
Inhabits the inteftines of thin p rlons, generally about the tuum, 
but fometimes alcends into the ftomach and creeps out of the 
mouth and noftrils. They are frequently very numerous and 
vivacious; from 12 to 13 inches long. Body tranfparent, 
light yellow with a faint line down the fide. 
B 2 They 
