THE OPALIXID CILIATE INFUSORIANS. 



161 



Hong Kong, China ; and two others from Formosa, September, 1896 ; 

 T. Tada, collector. Of the latter, United States National Museum 

 specimen No. 36499 furnishes the type infection. 



Measurements of an ordinary individual. — Length of body 0.17 

 mm.; width of body 0.02 mm.; length and width of nucleus, first 

 nucleus 0.00435 mm. by 0.00435 mm., second nucleus 0.005 mm. by 

 0.00317 mm. ; diameter of endospherule 0.0014 mm. ; cilia line inter- 

 val, anterior 0.0015 mm., middle 0.00375 mm., posterior 0.00375 mm. 



This spindle-shaped Cepedea much resembles C. dimidiata in form. 

 Some of its nuclei are spherical, more are ellipsoidal. Its cilia are 

 rather long. 



« b 



Fig. 129. — Cbpedea fobmosae, X 460 diametsbs. 



In a number of individuals one sees an interesting condition. 

 There are often one or two or more transverse constructions of the 

 body, divisions which have started but are not yet completed. This 

 feature is more developed in C. segmentata. 



CEPEDEA HISPANICA, new species. 



Type. — United States National Museum Cat. No. 16510. 



Host. — Rana esculenta hispanica (Michahelles), three good infec- 

 tions, from Alicante Province, Spain, January 25, 1907; Thomas 

 and Miller, collectors. Of these, the type infection is from United 

 States National Museum specimen No. 38481, 48 mm. long. 



Measurements. — Length of body 0.3 mm. ; width of body 0.05 

 mm. ; length and width of nucleus, first nucleus 0.0045 mm. by 0.0035 

 mm., second nucleus 0.0063 mm. by 0.0045 mm.; diameter of endo- 



