HYPERMASTIGINA 



285 



Fig. 132. a, b, Kofoidia loriculata, Xl75, X300 (Light); c, Tricho- 

 nympha campanula, Xl50 (Kofoid and Swezy); d, T. agilis, X410 

 (Kirby); e, Eiicomonymphaimla, X350 (Cleveland etal.); f, Rhyncho- 

 nympha tarda, X350 (Cleveland et al.). 



Genus Trichonympha Leidy (Leidyonella Frenzel; Gymno- 

 nympha Dobell; Leidyopsis Kofoid et Swezy). Anterior portion 

 consists of nipple and bell, both of which are composed of 2 layers; 

 a distinct axial core; nucleus central; flagella located in longi- 



