128 



BULLETIN 120, UNITED STATES NATIONAL MUSEUM. 



29 mm. long, from Guanajuato, Mexico, January 30, 1880, A. Duges, i 

 collector ; the other infection from Yucatan. 



/; ' c 



Fig. 94. — Zelleriella opisthecarya, X 460 diameters : c is a posterior (?) d.\dghter 



CELL FBOM TRANSVBHSB (7) DITISION. 



Measurements of an ordinary individual. — Length of body 0.174 

 mm. ; width of body 0.0956 mm. ; thickness of body 0.02 mm. ; diam- 

 eter of shrunken nucleus 0.0152 mm. ; diameter of endospherule 

 0.0015 mm.; cilia line interval, anterior 0.0014 mm., posterior 

 0.003 mm. 



