124 



TiENIA EXP ANSA, End. 



Plate XIV. 



Figs. 1 and 2. Young tape-worms, natnnil size. 



Fig. 3. He.ad ead of tape-worm, drawn to show vermicular contraotious when living. 



Fig. 4. Head, top view: a, a, Ihe sucljers or cups, hy which the worm attaches 



itself to the intestinal walls. 

 Fig. 5. Head, side view : a, a, suckers ; h, h, folds in the neck ; c, c, the first segments. 

 Fig. 6. The large end of a young tape-worm : a, a, segments which are not mature 



enough to drup off; b, h, segments ready to pass away from the worm. 

 Fig. 7. Segments, or proglottides found, separate from the worm. 

 Fig. 8. An adult tape-worm, drawn in sections at regular intervals apart: a, head. 

 Fig. 9. A fragment of another worm, which is not only slightly larger, hut wbose 



segments are shorter and broader. 

 The specimen shown in fig. 8 could have assumed very much the same form when 

 alive as is seen in fig. 9. 



