PLANARIA. 127 
PLate XIV. 
Fic. 26 
27. 
28. 
29. 
30. 
31. 
32. 
OD) 
2) 
34. 
35. 
36. 
37. 
. Empty capsules left by the young Planaria, enlarged. 
Planaria maculata, back. 
The same, belly. 
Another specimen, back. 
The same, belly. 
Another specimen, back. slightly enlarged. 
Another specimen, mottled; back, slightly enlarged. 
. Anterior surface, shewing the position of the ocular specks, enlarged. 
Patch of Spawn. 
The same, enlarged. 
Planaria haustrum, back, enlarged. 
The same, belly. 
PLatTE XV. 
Ine, Il, 
or em 8 bo 
Larvee, supposed to have issued from the spawn of the Planaria 
cornuta enlarged. 
. The same, farther advanced. 
. Empty capsules. 
. Planaria lactea, shewing the internal vessels, enlarged. 
. Anterior portion, shewing the position of the eyes, and precise form 
of the vessels, more enlarged. 
. Posterior portion of the same. [The middle portion is omitted pur- 
21. 
posely |. 
. Planaria fodine. 
. The same, enlarged. 
. Head, more enlarged, shewing the position and appearance of the 
eyes, more enlarged. 
. Specimen containing an ovum, enlarged. 
. The same, more enlarged. e 
. Ova, enlarged. 
. Planaria exigua, enlarged. 
. The same, more enlarged. 
. Planaria cuneus, enlarged. 
. The same, more enlarged. 
. The same, more enlarged. 
. Planaria nigra, ova on a blade of grass, 
. Group of the same, enlarged. 
. Planaria serpentina, enlarged. 
Planaria prasina. 
