Bull. U. S. P. C. 1899. (To face page 492.) 



Plate XXI. 



236. New cestode from Lopholatihn* cUaviifkonticepii^ coiitimiel. Suc- 

 tion of nt'fk nearly I runs verse. >: 70. in, c;oar>c longitudinal 

 mnscU's: h\ lateral ve>.se]s. 



J37. Section showing jMirlion of anterior disc with its aretahulum. 

 X 400. 



'238. Section showing structure of body wall, cu, Structureles-s cu- 

 ticle, not stained; gr, granular layer, n, nuclear layer; p, pa- 

 renchyma, the nuclei are stained^ the fiber-* unstained, x 700. 



239. Blastocyst, probably Rhimchobothrium specitu^uin from Coryphirna 

 hippurii^; life, x 2. 



2^0, a and />. Two views of larva liberated from 115. :■: 0. 



241. Jilti/ttchohothriiiiii tiunhhihnn Linton; scolex from intestine f»f 



Opsnnus fan: life. r. Red jiigment patch, x (j-'i. 



242. T'trarfn/nr/ius rulntstii.^ Linton: .scoIex from intestine of f.<firus 



flfkaifi; life, k 22. 



243. T'ttrarfii/tichtis hiyufcat>i.< Linton, from Drrajtlrrus vmrnrrl/iis. 



Hrolto^cis. :■: 700. 



244. Rh!/7irf">bothriHm bnlbifir Linton, from cyst in muscles <jf back o| 



i<combcr scoinbrus. x 1^. 



