212 A UTHOKS CLA SSI PICA TOR Y S YS TEM. 



FAMILY. 



IX. HETEROMITID^: : Genus I, Heteromita ; 2, Colponema ; 3, Spiro- 

 monas ; 4, Phyllomitus. 



X. TREPOMONADID^E : Genus i, Trepomonas. 

 XI. POLYTOMID^: : Genus I, Polytoma. 

 XII. PSEUDOSPORID^I : Genus I, Pseudospora. 



XIII. SPUMELLID^E : Genus i, Spumella. 



XIV. TRIMASTIGID^E : Genus i, Callodictyon ; 2, Trichomonas ; 3, Dal- 



lingeria ; 4, Trimastix. 



XV. TETRAMITID/E : Genus i, Tetramitus ; 2, Tetraselmis ; 3, Chlo- 

 raster. 



XVI. HEXAMiTiDyE : Genus i, Hexamita. 

 XVII. LOPHOMONADID^: : Genus i, Lophomonas. 

 XVIII. CATALLACTID/E : Genus i, Magosphara. 



Order V. CHOANO-FLAGELLATA vel FLAGELLATA-DISCOSTOMATA. 



Section I. DlSCOSTOMATA-GYMNOZOIDA. 



I. CODONOSIGID^: : Genus i, Monosiga ; 2, Codosiga ; 3, Astrosiga ; 

 4, Desmarella. 



II. SALPINGCECID, : Genus i, Salpingceca; 2, Lagenceca ; 3, Polyoeca. 

 III. PHALANSTERIID^E : Genus i, PJialansterium ; 2, Protospongia. 



Section II. DISCOSTOMATA-SARCOCRYPTA (Spongida). 



Order VI. FLAGELLATA-EUSTOMATA. 



I. PARAMONADlD^i : Genus i,Paramonas ; 2, Petalomonas ; $,Atrac- 

 tonema ; 4, Phialonema ; 5, Menoidium. 



II. ASTASIAD^E : Genus i, Astasia ; 2, Colpodella. 



III. EUGLENlDyE: Genus i, Etiglena ; 2, Amblyophis ; 3, Phacus ; 



4, Chloropeltis ; 5, Trachelo monas ; 6, Raphidomonas ; 7, Ccelo- 

 monas ; 8, Ascoglena ; 9, Colacium. 



IV. NOCTILUCID^E : Genus I, Noctiluca ; 2, Leptodiscus. 



V. CHRYSOMONADID^E : Genus I, Chloromonas ; 2, Chrysomonas ; 

 3, Microglena ; 4, Cryptomonas ; 5, Nephroselmis ; 6, Stylo- 

 chrysalis ; 7, Uvella ; 8, Chlorangium ; 9, Hymenomonas ; 

 10, Chrysopyxis ; u, Epipyxis ; 12, Dinobryon ; 13, Synura ; 

 14, Syncrypta ; 15, Uroglena. 



