182 0A. EF. Verrill— North American Fresh-water Leeches. 
Sub-section 6. Back papillose. 
Clepsine elegans, sp. nov. Figure 8, b; head enlarged. 
3 
i 
white in front and along the edges. Ocelli six, the three a 
close together, on the white area of the head, those of the 
Is a very active species. It adheres ee | 
been indicated from North America. The first has not 
hi 
mate. Acetabulum orbicular. ngth 6-7 lines, W} 
lines.” 
Carolina, upon the surface of tortoises and frogs,—Bos¢. 
Tnostomum coceineum Wagler. x 
Isis, 1831, p. 533; do. 1832, p. 53; Diesing, Sitzungsb. der kais. Akad 
Wissenschaften, xxxiii, p. 495, 1859, a 
This genus is remarkable in having no ocelli, and no fold ce 
lobes, nor plications within the mouth and cesophagus. | 
Mexi ky. 
exico,—Karwinsky. 
