546 



PROCEEDINGS OP THE NATIONAL MUSEUM. 



VOL. 57. 



48 [I wide, 40 to 80 [i long (30 by 60 (i according to Jagerskiold, 45 by 

 60 \i. according to Nicoll, 30 by 40 \i according to Linton, 66 to 80 |x 

 long according to Wigdor). Esophagus short (280 to 320 jjl long ac- 

 cording to Jagerskiold, but shown in his figure as about 50 (x long, 40 



V,-v__A,«. 







lOOU 



14 



lOOjU 



15 



Figs. 14-lo. I^.-Cryptocotyle uxgua from doc, (Hallum caninum, Wigdor's specimen). Ventral 

 VIEW. X 110. Original. 15.— Crtptocotyle ungua from seal. Ventral view, x 110. Origi- 

 nal. [Fob explanation of lettering see footnote, p. 532.] 



to 60 [X according to Nicoll and Wigdor). Bifurcation of intestine 

 one-tenth to one-third the body length from the anterior end. Geni- 

 tal sucker near the middle of the body, transverse diameter 120 to 



