Bull. U. S. F. C. 1899, (To face page 492. ( 



Plate X. 



^^108 





■i 



112 



114 



ICK). Ai^rni'ia sp. fnun I'n.iiKtomii^ snUdtrix. Laicral vit-w ui lu-ail. 



•- 2-lh. 

 101. Dnrsal view «if head, x 225, 

 lOJ. I'(i-.t(,TiurL'!id. lateral view, x .">o. 

 10:^. Extreme Dfisterinr tip. x 22.'). 



104. Anal glauds. dptioal section. ■; *_■ 



r. rectum. 



105. Head of younger specimen than the foregoins. x 50. 

 10t>. Posterior end. x 50. 



107. Asrnris^p.ivora Cyiio^cionregcdis. Head, x 225. 



108. Posterior end. x 225. 



Intestine: (//, jflands 



in!>. Posterior end of a .'specimen from another Int. x 150. 



110. ^Jxrnr/ssp. irmn Stciiotomug rJirt/sops. Head, x 225. 

 ill. Posterior end of same, x '5. 



112. Extreme posterior end. x 225. 



ll:i. Head of specimen from antjt her lot. x 170. 



111. Posterior end. > 170. 



115. Head of another specimen, removed from capsule on peritoneum. 



The embryonic cuticle is broken, showing the rudimentary 

 jaws. X 225. 



116. Posterior end. x 75. 



