SPOROZOA, GREGARINIDA 



549 



Fig. 234. a, Uradiophora cuenoti in syzygy, X65 (Mercier); b-e, 

 Heliospora longissima (Goodrich) (b, a pair in syzygy, X330; c, micro- 

 gamete; d, zygote; e, a spore with 4 nuclei, X2665) ; f, Rotundula gammari 

 in syzygy, X330 (Goodrich); g-j, Hyalosporina cambolopsisae (Chakra- 

 varty) (g, intracellular trophozoite, XI 110; h, a mature individual with 

 fibrils tethering the nucleus, X120; i, anterior part of an attached organ- 

 ism, X2330; j, a spore, X1110); k, the digestive tube of Nepa cinerea 

 with eight trophozoites attached to the stomach (opened) epithelium and 

 three cysts of Coleorhynchus heros (Poisson). 



Family 8 Menosporidae Leger 



Sporadins solitary; epimerite a large cup, bordered with hooks, 

 with a long neck; cysts without sporoducts; spores crescentic, 

 smooth. 



Genus Menospora Leger. With the characters of the family. 



M. polyacantha L. (Fig. 235, a, 6). Sporadins 600-700/* long; 

 cysts 200/x in diameter; spores 15^ by 4/z; in gut of Agrion puella. 



