CNIDOSPORIDIA, MYXOSPORIDIA 651 



C. mesospora Davis (Fig. 279, a). In the gall-bladder of Cestracion 

 zygaena; spores 8m in sutural diameter and 50-65m wide. 



C. hopkinsi Jameson (Fig. 279, b, c). In the gall-bladder of Paro- 

 phrys vetulus, Microstomias pacificus and Citharichthys xanthostigmus ; 

 trophozoites disporous; spores 5. 7-7. 5m in sutural diameter and 28.8- 

 39m broad. 



Genus Leptotheca Thelohan. Shell-valves hemispherical; in gall- 

 bladder or urinary bladder of marine fish and one in amphibians. 

 Numerous species. 



L. ohlmacheri (Gurley) (Fig. 279, d-j). In the uriniferous tubules of 

 kidney of frogs and toads; spores 9.5-12m in sutural diameter and 

 13-14. 5ju wide; with 2 uninucleate sporoplasms (Kudo 1922). 



Genus Myxoproteus Doflein. Spores pyramidal with or without 

 distinct processes at base of pyramid; in urinary bladder of marine 

 fish. 3 species. 



M . cordiformis Davis (Fig. 280, a). In the urinary bladder of Chae- 

 (odipterus faber; spores 12 m by 10-1 1m- 



Genus Trilospora Noble. Spores triangular with concave sides in 

 anterior end-view; profile ellipsoid; three polar causles and three 

 shell-valves; in the gall-bladder of marine fish. One species. 



T. californica N. Spores 7.2/x in sutural diameter by 16/z wide; 

 polar capsules 3/x by 1.5/i, often four instead of three in number; in 

 the gall-bladder of Typhlogobius californiensis and Gibbonsia elegans 

 elegans (Noble, 1939). 



Family 2 Wardiidae Kudo 



Genus Wardia Kudo. Spores isosceles triangle with 2 convex sides; 

 oval in profile; 2 large polar capsules; tissue parasites of freshwater 

 fish. 2 species. 



W. ovinocua K. (Fig. 280, 6). In the ovary of Lepomis humilis; 

 spores 9-1 1m in sutural diameter and 10-12m wide. 



Genus Mitraspora Fujita. Spores circular or ovoidal in front view; 

 somewhat flattened in profile; 2 polar capsules; shell striated; with 

 or without posterior filaments; in kidneys of freshwater fishes. This 

 genus apparently includes border-line forms between this and other 

 suborders. 3 species. 



M. elongata Kudo. In the kidney of Apomotis cyanellus; spores 

 15-17m by 5-6 M . 



Suborder 2 Sphaerosporea Kudo 



Spore with 1 polar capsule Family l Unicapsulidae (p. 652) 



Spore with 2 polar capsules Family 2 Sphaerosporidae (p. 653) 



Spore with 4 polar capsules Family 3 Chloromyxidae (p. 654) 



