Monogenetic Trematodes, I — Yamaguti 
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Fig. 4. Diploheterocotyla dasyatis n. g., n. sp. 4A, Holotype, ventral view; 4B, haptoral anchors; 4C, ter- 
minal genitalia, ventral view. 
FIG. 5. Neohaliotrema maomao n. g., n. sp. 5 A, Holotype, dorsal view; 5B, cirrus; 5C, egg. 
