47 
r 
Fiii. 73. — Ventral view of Guf^trodisctiK honiinis, .showing oral sucker, genital pore, sucking disk, and 
acetabulum. x2. (After Lewis A McConnell, 1876, pi. 3, fig. 2a.) 
Fiu. 74. — Dorsal view of same. x2. (After Lewis & McConnell. 1876. pi. 3, fig. 2b.) 
Fig. 75.— The same. x2. (After Lewis A McConnell, 1876, pi. 3. fig. 2c.) 
Fig. 76. — Lateral view of same. x2. (After Lewis A McConnell. 1876, pi. 3. fig. 2d.) 
Fig. 77. — Eggs of Gastrodiscus hominis. x65. (After Lewis A McConnell, 1876. pi. 3.) 
i 
f 
Fig. 78 . — Gaatrodiscus hominis, partially dissected to show the anatomy: ac.._ acetabulum; es.. esoph- 
agus; ex. c.. excretory canal; g. c., cerebral ganglion; g.jj., genital pore; i, intestinal ceca; m., mouth 
with oral sucker; ov., ovary; p. b., pharyngeal bulb; t., testicle; id., uterus, with eggs; ra., vagina 
' imetraterm); v..d., A’as deferens; r. dt.. vitelloduct; r. £/., vitellogene gland; r. ?i., ventral nerve. 
Xl2. (After Lewis A McConnell, 187C). p. 185.) 
Fig. 79.— Dorsal view of the free embryo (miraeidium) of the Conical Amphistome {Faramphistumum 
cerri) about to enter the intermediate host: jl,. end portion of excretory system; g., germ cells; gg., 
matrix of germ cells; f., rudimentary intestine; sn., nervous system. x285. (After Looss, 1896, pi. 12, 
fig. 12.5.) 
