W. A. Harding 
201 
Fig. 37. 
Fig. 38. 
Fig. 39. 
Fig. 40. 
Fig. 41. 
Fig. 42. 
Fig. 43. 
Fig. 44. 
Fig. 45. 
Fig. 46. 
Fig. 47. 
The same. Cocoon, nat. size. (Adapted from J. R. Johnson.) 
The same cocoon, cut open, nat. size. (After J. R. Johnson.) 
Haemopis sanguisuga, nat. size. 
The same. Portion of primitive dorsal pattern seen in a young individual. 
Magnified. 
The same. Cocoon, nat. size. 
Herpobdella octoculata. Small example, swimming, nat. size. 
The same. Egg capsule, nat. size. 
The same egg capsule, magnified. 
Herpobdella atomaria. Dorsal aspect, x 2. 
Trocheta subviridis. Dorsal aspect, nat. size. 
The same. Egg capsule. (After Moquin-Tandon.) 
