CNIDOSPORIDIA, MYXOSPORIDIA 



465 



S. balhianii T. (Figs. 65, e; 215, g-i). In gall-bladder of Motella 

 and other marine fish in Europe and of Siphostoma in the United 

 States; spores 15-20ai by 5-6ju. 



S. sabrazesi Laveran et Mesnil (Figs. 209, 210; 215,^-0. In gall- 

 bladder of Hippocampus, Motella, etc.; spores 22-28/x by 3-4/i. 



Fig. 215. a-d, Myxidium lieberkuhni (a, a trophozoite, X220 

 (Lieberkiihn) ; b, a small trophozoite, XlOOO; c, d, spores, X1400) 

 (Kudo) ; e, f, M. immersum, X 1400 (Kudo) ; g-i, Sphaero7nyxa balbianii 

 (g, X§; h, a spore, X1400 (Davis); i, spore with extruded polar fila- 

 ments, X840 (Thelohan)); j-l,».S. satmzesi (j, X 10; k,l, spores, XlOOO) 

 (Schroder); m, n, Zschokkella hildae (m, X600; n, X1060) (Auerbach); 

 o-t, Coccomyxa morovi (o, a young binucleate trophozoite; p-s, devel- 

 opment of sporoblast; t, a spore with the extruded polar filament), 

 X665 (Ldger and Hesse). 



Genus Zschokkella Auerbach. Spore hemi-circular in front 

 view; fusiform in profile; circular in cross-section; ends pointed 

 obliquely; polar capsules large, spherical; sutural line usually in 

 S-form, coelozoic in fish or amphibians. A few species. 



