Bull. U. S F. C. 1899. (To face pago 492.'. 



Plate XXV. 



.Ms^iJJ' 







^70. THhnthriummlcroccphnlum Kudolphi, from inttfbtiiiecf Mulu iiu^la. 



Huad with nnterinrscirnieiits. noniial: life, x G5. 

 271, Abnormal U-ii,i.'tlnTiiiiii c.f anlcriur .si-jTments; life. X 05. 



'1. Tiniiii sp. froni iiitt_^lim- of Amjuilla rhrijstjpa. Head, x 40. 



3. Huad of anollior specimen, x 50. 



274. Titaia sp. from intestine of Sphymn ~ngsma. x 2. 



275. Head of same, y 65. 



176.. Posteriorsegment. cjj, Cirrus ponrh; n, ovary; 7f, uterus; r, vagina: 

 177. vitelline glands, x-8. 



277. Sagittal section of segment, x 100. f. Cirrus; r. vagina. 



278. Sagittal section through eirru<^ pouch, c. Cirrus: rp, cirrus pourh; 



^ testes: r. vagina: )v/, vitelline Klinuls, x 100. 



279. Cirrus, from transvor.se section of ,sc;^mont. X 300. 



280. Transverse .section of cirrus, showing cells of prostate gland 



and spines on retracted cirrus, x 400. 



281. Segmenting ovura, in utcru.s. x 300. 



