POL YMASTIGIDA 165 



Genus Proboscidiella Kofoid and Swezy. One to many 

 nuclei, each with a karyomastigont. A single extensile and 

 retractile proboscis. Binary fission. In the intestine of termites. 



Proboscidiella multinucleata Kofoid and Swezy (Fig. 63, b). 

 In the intestine of the termite, Planocryptotermes nocens. 



Genus Calonympha Foa. Body rounded and quite large. 

 Numerous long flagella arise from the anterior region, and 

 numerous nuclei are arranged near the insertion points of the 

 flagella. Thus numerous karyomastigonts occur. In some forms 

 akaryomastigonts are present. Axial filaments form a bundle. 



Calonympha grassii Foa (Fig. 63, c). In the termite, Crypto- 

 termis grassii. 



Genus Stephanonympha Janicki. Oval, but plastic. Pellicle 

 sculptured with foreign bodies. Numerous nuclei are spirally 

 arranged around the anterior end, each forming a karyomas- 

 tigont. 



Stephanonympha nelumbium Kirby. Size 45 microns by 27 

 microns. In the termite, Cryptotermes hermsi. 



Genus Snyderella Kirby. Numerous nuclei scattered in 

 the cytoplasm. Akaryomastigonts are close together and extend 

 through the greater part of the peripheral region of the cyto- 

 plasm. The axial filaments are collected into a bundle. 



Snyderella tabogae Kirby. In the termite, Kalotermes longi- 

 collis. 



Genus Coronympha Kirby. Body pyriform with 16 nuclei 

 which are arranged in a single circle in the anterior region of 

 the body. Each nucleus is the center of a karyomastigont. 

 Parasitic. 



Coronympha clevelandi Kirby (Fig. 63, d). In the intestine 

 of Kalotermes clevelandi. 



References 



DoBELL, C. AND F. W. O'CoNNOR. 1921 The intestinal Pro- 

 tozoa of man. London. 



Grasse, p. p. 1926 Contribution a I'etude des Flagelles 

 parasites. Arch. zool. exper., T. 65. 



Kofoid, C. A. and Olive Swezy. 1915 Mitosis and multiple 



