325] 



STUDIES ON MYXOSPORIDIA—KUDO 



87 



Family CHLOROMYXIDAE Thelohan 



Chloromyxidees Thelohan 1892 : 173 



Chloromyxidees Thelohan 1895 : 344 



The characters of the family are described on page 57. 



1892 

 1895 



Genus CHLOROMYXUM 



1890 Chloromyxum Mingazzini 



1892 Chloromyxum Thelohan 



1895 Chloromyxum Thelohan 



Mingazzini 



1890 : 160 

 1892 : 173-176 

 1895 : 344 



The characters of the genus are described on page 57. 

 Type species: Chloromyxum leydigi Mingazzini. 



CHLOROMYXUM LEYDIGI Mingazzini 

 [Figs. 108 to 113] 



Habitat: Gall-bladder of Rhina sqttatina L., Spinax spinax L., Scyllium 

 canicula, S.asterias,Raja batis L., R. clavata L., R. undulataL,a.c., Torpedo narce 

 Ris., T.marmorata, T.ocellata, T. torpedo 'L.,Acanthias acanthias L,.,Trygon 

 pastinaca L., Dasybatis hastatus, D. sabina, Pteroplatea maclura Le Sueur, 

 Scoliodon terrae-novae, Cestracion zygaena, C. tiburo, Carcharhinus Hmbatus; 

 Roscoff, Concarneau, Marseille, Banyuls, Rovigno, Heligoland, Beaufort, 

 Monaco (May), Napoli, Genova. Erdmann observed the species at 

 Naples from March to August. She noticed mixed infection with Cerato- 

 myxa reticulata and especially with Leptotheca parva. Georgevitch studied 

 the parasite at Monaco from February to April. 



Vegetative form: Polymorphous, being spherical, oval or irregular. 

 The change of the form rather rapid under favourable conditions. Differ- 

 entiation of protoplasm distinct. Ectoplasm with pseudopodia of various 

 form, i.e., lobose, filiform or intermediary; short, pointed or branched. 

 Endoplasm alveolar, filled with yellowish granules. Doflein observed the 

 plasmotomic multiplication of young trophozoites. Polysporous. Erd- 

 mann's observations (1917) may be summarized as follows: Ameboid. 



