CONTENTS. IX 



Systematic descriptions Continued. 



Order Clicilnstnmata, Busk Continued. 



Suborder Ascophora Levinsen, 1909 Continued. 



Family Eacharellidae Levinsen, 1909 Continued. 



Group I. Schizoporellae Canu and Bassler, 1917 Continued. page. 



Genus Schizolavella, new genus 358 



Stylopoma Levinsen, 1909 359 



Dakaria Jullien, 1903 359 



Metroperiella Canu and Bassler, 1917 361 



Emballotheca Levinsen, 1909 366 



Tetraplaria Tenison-Woods, 1878 367 



Gemellipora Smitt, 1872 369 



Gemelliporella, new genus 372 



Nimba Jullien, 1903 372 



Characodoma Maplestone, 1(100 372 



Group II. Hippoporae Canu and Bassler, 1917. (Lepraliidae Jullien, 1903). 372 



Genus Hippoporina Neviani, 1895 374 



Ilippoporella, new genus 377 



Hippoponella, new genus 379 



Ilippomenella Canu and Bassler, 1917 379 



Hippodiplosia Canu, 1916 393 



I lippozeugosella Canu and Bassler, 1917 398 



Hippadenella Canu and Bassler, 1917 402 



Group III. Peristomellae Canu and Bassler, 1917 402 



Genus Bathosella Canu and Bassler, 1917 404 



Romancheina Jullien, 1888 406 



Peristomella Levinsen, 1902 408 



Exochella Jullien, 1888 415 



Didymosella Canu and Bassler, 1917 416 



Trypematella, new genus 417 



Group IV. Mirroporellae 417 



Group V. Divers genera 420 



Genus Houzeauina Pergens, 1889 121 



Cyclicopora Hincks. 1884 124 



Kymella Canu and Bassler, 1917 428 



Aimulosia Jullien, 1888 428 



Anarthropora Smitt, 1867 430 



i lyclocolposa, new genus 431 



( ' ycloperiella, new genus 431 



Family Stomachetosellidae Canu and Bassler, 1917 431 



Genus Stomachetosella Canu and Bassler, 1917 432 



Enoplostomella Canu and Bassler, 1917 434 



Schizemiella Canu and Bassler, 1917 439 



Metradolium Canu and Bassler, 1917 -140 



Leiosella Canu and Bassler, 1917 448 



Metrocrypta Canu and Bassler, 1917 450 



Ochetosella Canu and Bassler, 1917 451 



Family Smittinidae Levinsen, 1909 453 



Genus Smittina Norman, 1903 456 



Plagiosmittia Canu and Bassler, 1917 471 



Mucronella Ilinrks, 1880 474 



Rhamphostomella Lorenz, 1 886 476 



