420 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxvin. 



Page. 



Family !\Iicr:il)acii(la' «i8() 



Tal)lt' of differential rliarat'ter.M of tlie jienera 386 



Genus Micrabacia 387 



Diafungia 387 



Microsmilia 388 



I'odoseris 389 



Antilloseris 390 



Family Lei)to})liyllii(la' 391 



Table of differential characters of the genera 391 



(lenns ( iyroseris 392 



l^eptophyllia 393 



Procyelolites 294 



Haplartea 395 



Protethnios 395 



Frechia 39() 



Physoseris 396 



Lithoseris 398 



Metethnios - - 398 



Placoseris 399 



Se])ta as in Leptophyllia; character of wall iniknown 399 



Genus Myriophyllia 399 



( )inphalophyllia 400 



Subgenus Craspedo})hyllia 402 



Family Anabraciiila' 402 



Table of differential characters of the genera 402 



Cienus Anabracia 403 



Trochophlegma 403 



Cyclolites 404 



Trochara?a 406 



Genera not referred to families 406 



Wall solid, condition of septa unknown 407 



( Jenus Phegmatoseris 407 



Microseris 407 



Asteroseris 408 



Sei)ta solid, condition of wall unknown 408 



Genus Zittelofungia 408 



Wall perforate, condition of septa unknown 408 



( ienus Cy clabacia ., 409 



Condition of neither the wall nor the septa known 409 



Genus Turbinoseris 410 



EUiptoseris 412 



Gonioseris 412 



Ei)istrej)t()phyllum 413 



Thecoseris 414 



Genera probably erroneously placed in t he FiuigUhi 41 5 



(ienus Stei)hanoseris 415 



Psammoseris 417 



Family Stylophyllida- 417 



Genus Stylophyllum 41 7 



8tylophy llopsis 419 



