Bulletin No. 17, Hygienic Laboratory. 
Plate 1, 
3 
Haines, del. 
Dorsal and Ventral Views of Aqamooistomum ophthalm-obium. 
Fig. 1. "y Qntvsl ot Agamodistomum opUtliahnohium. (After von Ammon, 
1838, pi. 12, fig. 24.) 
Fig. 2. “Dorsal” (lateral?) view of same. (After von Ammon, 1838, pi. 12, 
fig. 25.) 
Figs. 3, 4. Two other views of same in different stages of contraction. (After 
von Ammon, 1841, pi. 14, figs. 19, 20.) 
Note that in fig. 1, published in 1838, a ventral acetabulum is distinct; in figs. 3 
and 4, published in 1841, no ventral acetabulum is evident. 
