20 



V. 



GENUS ENTAMOEBA CASAGRANDI & BARBAGALLO, 1895. 



Three species belonging to this genus are found in man. I shall 

 begin with the most important — 



(i) ENTAMOEBA HISTOLYTICA SCHAUDINN, 1903 {EMEND. 



WALKER, 191 1). 



" Amoeba coli " Losch, 1875. 



? " Amoeba urogenitalis " Baelz, 1883. 



? Amoeba vaginalis Blanchard, 1885. 



? Amoeba intestinalis Blanchard, 1885. 



"Amoeba dysenteriae " Councilman & Lafleur, 1891. 



Amoeba coli (Losch) ) Kovacs 802 



Amoeba dysenteriae (Councilman & Lafleur) ) > 9 ■ 



"Amoeba coli felis" Quincke & Roos, 1893. 



Amoeba lobosa var. coli Celli & Fiocca, 1894. 



Entamoeba histolytica Schaudinn, 1903. 



Entamoeba dysenteriae (Councilman & Lafleur) Craig, 1905. 



[Entamoeba'] " tetragona" (Schaudinn) Huber, 1906. 



Entamoeba coli var. tetragena Viereck, 1907. 



Entamoeba africana Hartmann, 1907. 



Entamoeba tetragena (Viereck) Hartmann, 1908. 



" Entamoeba Schaudinni " Lesage, 1908. 



Poneramoeba histolytica Ltihe, 1908. 



Entamoeba minuta Elmassian, 1909. 



Entamoeba nipponica Koidzumi, 1909 {pro parte). 



Entamoeba hartmanni Provvazek, 1912. 



Entamoeba coli Werner, 191 2 {pro parte), 



Loschia {Viereckia) tetragena Chatton & Lalung-Bonnaire, 191 2. 



Entamoeba brasiliensis AragSiO, 191 2 {pro parte). 



Loschia histolytica (Schaudinn) Mathis, 1913. 



Entamoeba venaticum Darling, 1915. 



Entamoeba minuta Woodcock & Penfold, 1916 {nee Elmassian, 1909). 



"Non-pathogenic £. tetragena" Shimura, 1916 {pro parte). 



Endamoeba coli (Losch) Aragao, 1917. 



Endamoeba dysenteriae (Councilman & Lafleur) Pestana, 1917. 



Entamoeba tenuis Kuenen & Swellengrebel, 1917. 



Entamoeba mitiutissima Brug, 191 7. 



Endamoeba histolytica (Schaudinn) Craig, 1917. 



Entamoeba coli communis Knowles & Cole, 1917 {pro parte). , 



Historic. 



Entamoeba histolytica, the dysentery amoeba of man, was discovered 

 by Losch in 1873 {vide Losch, 1875), in the stools of a young Russian 

 peasant named Markofi^, who had come, from his village in the Govern- 



