312 FRESH- WATER RHIZOPODS OF NORTH AMERICA. 



Kolliker, A. 



Das Sonnenthierchcn, Actinoplirys sol. Zeitschrift fur wissensckaftliche Zoologie. 

 Leipzig, 1849, i, 198, Taf. xvii. 



Actinoplirys sol. = Actinospilerium eichhornii. 



Lang, F. M. 



A new Difflugia. Quarterly Journal of Microscopical Science, 1865, v, 285. 

 Difflmjia triangulata. With two woodcuts. Probably a Nebela ? 



L«eclerc, II. 



Note sur la Difflugie, nouveau genre de Polype amorphe. Memoires du Museum 

 d'Histoire Naturelle. Paris, 1815, ii, 474, pi. 17. 



Difflugia. Figs. 1, 4 = Difflugia spiralis. Figs. 2, 3 = Difflugia pyriformis. 

 Fig. 5 = Difflugia acuminata. 



Leidj , Joseph. 



Many notices of Fresh-water Rhizopods in the Proceedings of the Academy of 



Natural Sciences of Philadelphia, 1874-1878. 

 Remarks on Protozoa* 1874, 13. 



Amccba princeps, 14. =Amceba PROTEUS. 



Arcella vulgaris. 



a. dentata. 



Difflugia aculeata. = Centropyxis aculeata. 



D. ACUMINATA. 



D. comprcssa, var. of Difflugia pyriformis. 



D. CORONA. 



D. lageniformis. = Difflugia urceolata. 

 D. protciformis. = Difflugia lobostoma. 

 D. pyriformis. 



On Actinoplirys sol, 23. 



Note on the Enemies of Difflugia, 75. 



Notice of some New Fresh-water Rhizopods, 77. 



Ouramceba vorax, 78. 



0. lapsa, 78. = Ouram<eba vorax. 



Difflugia lobostoma, 79. 



D. crenulala. = Difflugia lobostoma. 



D. PYRIFORMIS. 



D. SPIRALIS. 



D. CORONA. 



D. ACUMINATA. 



D. ENTOCHLORIS. = DIFFLUGIA PYRIEORMIS. 



D. amphora. = Difflugia urceolata. 



D. LIGATA. = HYALOSPHENIA CUNEATA. 



Catharia. =Hyalosphenia. 

 Notice of some Fresh- water and Terrestrial Rhizopods, 86. 



Amccba sabulosa, 87. = Pelomyxa villosa. 

 Amccba zonalis, 87. == Cochliopodium pellucidum. 

 Gromia terricola, 88. 



Notice of a Remarkable Amoeba, 142. 



Deinamceba mirabilis, 143. 



On the mode in which Amoeba swallows its Food, 143. 



Amccba princeps. = Amceba proteus. 

 Clathrulina elegans, 145. 



Notice of some Rhizopods, 155. 



Deinamceba mirabilis. 



