
962 THE AMERICAN NATURALIST. [Vor. XXXVI. 
ALLIED TO GENUS ACCACCLIUM. 
* Body cylindrical, narrowest in fore part and obtuse behind; ventral 
bothria larger than mouth and projecting in advance in an extent equal to 
the body; skin smooth and transparent; yellow intestines and white and 
brown genitals shining through”; 20-45 mm. long, 0.5-1.5 mm. wide: in 
intestine of Mola rotunda . . . . . Distomum pedocotyle Leidy (31) 
GENUS CLINOSTOMUM. 
Body elongate; intestine with short side projections; yolk glands fill 
body back of acetabulum ; cirrus sac before testes ; 6-10 mm. long, 1-2 mm. 
wide: in mouth of Ardea herodias ef al.; as young form in cysts in 
Lepomis auritus et al. 
C. heterostomum (R.) R. Wr. et MacCallum (97, 56, 6) 
Dist. gracile (Dies.) Linton (38, 6) 
Dist. aquile Leidy (27, 81, 6, 85) 
C. gracile Leidy (21, 81, 6) 
Dist. galactosomum Leidy (30, 56, 6) 
= C. marginatum R. (Fig. 101) (6) 
ALLIED TO GENUS CLINOSTOMUM. 
* Body elongated, elliptical, moderately wider and thicker posteriorly, 
unarmed.” * Mouth subterminal and enclosed with a reniform lip, suc- 
ceeded by a linear annulus. Acetabulum large, at anterior fourth of body.” 
ae orifice at posterior fourth of med " Length 15-20 mm., breadth 
3 mm.: in mouth of Alligator . . . . Distoma oricola Leidy (25): 
DisroMiDs OF UNCERTAIN LOCATION IN THE SYSTEM. 
PARASITIC IN MAMMALS. 
Body elliptical and spinose ; acetabulum in anterior half of body ; genital 
pore halfway between it and posterior end of body ; pharynx, short cesopha- 
gus, and long intestinal cceca present; testes large, obliquely behind one 
another in hinder part of body; ovary to right of them; 0.65-1.2 mm. 
long, 0.35-0.64 mm. wide: in intestine of Lepus 
Distomum tricolor S. et H. (82) 
PARASITIC IN REPTILES. 
nr elongate; cesophagus wanting ; testes obliquely behind one another 
in mi : y; ovary near acetabulum at anterior fourth of body; 
e uterus between. testes and ovary ; yolk glands behind testes; 6 mm. long: 
in intestine of snapping turtle . . . Distomum chelydre Stafford (79) 
