Bull. U. S. F. C. 1899 (To face page 304.) 



PLATE 36. 



T^&j&riS; ' 7 - -;-S? V 



!$&*& *k\ " 



^ iTW3ENfr* 



35 



ex. 



ex 



ex, 



Distomum appendiculatumfrom Paralichtln/* 



25. Anterior end. lateral vii-\v. 300. 



26. Ovary and vitelline glands of same. :'.on. 



Distamumfascundum up. imr. j'rou/ L<>i>iit>i<tt:ii<* chamxleonticept 



27. Lateral and ventral views, nlcoliolic specimen. .">. 



28. Diagrammatic ventral view, restored from sections, x 25. 



The voluminous uterine folds have been omitted. 

 ex'. Left, and r.t", rifflit excretory vessel. 

 a, Aperture of acetabulum. 



29. Transverse section through oral sucker. < 70. 



:;n. HeiaiN of same. '.'."id. 



31. Transverse section throni:!] acetabulum, aboul the middle ol if. 



latter. The liranclies of the intestim ntain irranular lo ca 



matter. 

 ::_'. Transverse section between acetabulum and ovary. < 7b. 



/in. Longitudinal muscles. 

 33. Walls of cxcretor\ vessel Dear posterior end. '-'-'in. 



i See lii, r . ',',7. i 

 :'.!. Wallsof intestine at posterior end. 250 



(See litr. ::7. < 

 35. Ova. x I-'". 



