43] STUDIES ON GREGARINES— RAM M 43 



Protomerite dome-shaped, constriction at septum slight, papillate area at 

 apex of protomerite orange in color. Deutomerite long-ovoidal. Nucleus 

 spherical, one karyosome. Cysts spherical, 60/u. Spores unknown. 



Intestine of Libinia dubia. 



Taken at Cold Spring Harbor, Long Island. 



CEPHALOIDOPHORA NIGROFUSCA (Watson) Kamm 

 * [Figure 84] 



1912 Frenzelina nigrofusca Watson 1916: 134 



1922 Cephaloidophora nigrofusca Kamm 1922 (this paper) 



Sporonts stout-bodied, ovoidal to rectangular, maximum size 125iLi by 

 75/x- LP :TL:: 1 :4; WP :WD ::1 :1.5. Protomerite broadly 

 dome-shaped with characteristic papillate apical area. Slight constric- 

 tion at septum. Deutomerite regularly cylindrical, broadly-rounded at 

 posterior end. Protoplasm very dense. Nucleus small, spherical with 

 one or two karyosomes. 



Cysts and spores unknown. 



Hosts: Uca pugnax, Uca pugilator. Intestine. 



Taken at Cold Spring Harbor, Long Island. 



CEPHALOIDOPHORA DELPHINIA (Watson) Kamm 



[Figure 85] 



1916 Frenzelina delphinia Watson 1916: 29 



1922 Cephaloidophora delphinia Kamm 1922 (this paper) 



Sporonts ovoidal, maximum length association 215^i, largest sporont 

 115 by 64m. Ratio LP :TL :: 1 : 4; WP : WD :: 1 : 1.5. Proto- 

 merite irregularly dome-shaped, dilated medianly. Papillated apex. Very 

 slight constriction at septum. Deutomerite ovoidal. Nucleus spherical, 

 one karyosome. 



Cysts spherical, 80^. Spores unknown. 



Intracellular stage noted. 



Intestine of Talorchestia longicornis Say. 



Taken at Cold Spring Harbor, Long Island. 



CEPHALOIDOPHORA AMPELISCA (Nowlin and Smith) Kamm 



[Figure 71] 



1917 Frenzelina ampelisca Nowlin and Smith 1917: 83 



1920 Cephaloidophora ampelisca Kamm 1922 (this paper) 



Sporonts elongate cylindrical, 62/x by 15/1 in maximum dimensions. 

 Sporonts in pairs. Ratio LP :TL ::1 :6 to 1 :9; WP : WD :: 1 :1. Proto- 

 merite broadly dome-shaped, dilated in middle, more or less con- 

 stricted at septum and possessing a rudimentary epimerite or broad 



