30 PBOCEEmNGS OF THE NATIONAL. MUSEUM vol. 69 



Fliistra Linnaeus, 1761. Fanaily Flustridae. 



Fhistramorpha Gray, 1848. (Subgenus of Microporella) . Family Escharel- 



lidae. 

 Flustrella D'Orbigny, 1852. Bry. Cret., p. 282. Genus not recognized. Flus- 



trella employed in Ctenostomata (Gray, 1848). 

 Flustrellaria D'Orbigny, Bry. Cret., p. 513. Cretaceous. Applies to various 



genera of Membraniporae. 

 Flustrina Van Beneden, 1849. Synonym of Carhasea. 

 Flustrina D'Orbigny, 1852. Bry. Cret., p. 298. First species F. transversa 



D'Orbigny, 1852. Too poor for determination. Cretaceous. 

 Foraminella Levinsen, 1909. Family Aspidostomidae. 



Foratella Canu, 1900. Bull. Soc. Geol. France, ser. 3, vol. 28, p. 373. Geno- 

 type, FliistreUaria forata D'Orbigny, 1850. Bry. Cret., p. 528, pi. 726, 



figs. 10-13. Cretaceous. 

 Foveolaria Busk, 1884. Family Alderinidae. 



Francopora Lang, 1916. Family Pelmatoporidae. Cretaceous cribrimorph. 

 Frurionella Canu and Bassler, 1927. Family Alderinidae. 

 Fusicellaria D'Orbigny, 1851. Bry. Cret., p. 185. Type species F. pulchella 



D'Orbigny, 1851. Idem, p. 186, pi. 680, figs. 1-6. Turonian of France, 



Cretaceous. 

 Galeopsis Jullien, 1903. Family Galeopsidae. 

 Gargantua Jullien, 1888. Family Opesiulidae. 

 Gasfropella Canu and Bassler, 1917. Family Acroporidae. 

 Gaudryanella Canu, 1900. Family Steganoporellidae. 



Geisopora Lang, 1916. Family Rhacheoporidae. Cretaceous cribrimorph. 

 Gemellaria (Savigny, 1826) Van Beneden, 1845. Synonym of Eucratea. 

 GemelUpora Smitt, 1872. Family Escharellidae. 

 GemelUpora Smitt, 1872 (part). Synonym of Pasythea. 

 Gemelliporella Canu and Bassler, 1920. Family Escharellidae. 

 Gemelliporidra, new genus. Family Escharellidae. 

 Gemicellaria Blainville, 1820. Synonym of Gemellaria. 

 Gephyrophora Busk, 1884. Family Galeopsidae. 

 Gephyrotes Norman, 1903. Family Alderinidae. 

 Gigantopo7-a Ridley, 1881. Family Galeopsidae. 

 Grammella Canu, 1917. Synonym of Crassimarginatella. 

 Graptopora Lang, 1916. Family Calpidoporidae. Cretaceous cribrimorph. 

 Hagenowinella Canu, 1900. Bull. Soc. Geol. France, ser. 3, vol. 28, p. 377. 



Genotype, Cellepora vaginata Hagenow, 1851. Cretaceous. 

 HalopMla (Gray, 1843) Busk, 1852. Family Bugulidae. 

 Halysis Norman, 1909. Family Catenariidae. 



Haplocephalopora Lang, 1916. Family Pelmatoporidae. Cretaceous cribrimorph. 

 Haplopoma Levinsen, 1909. Family Hippothoidae. 

 Haploporella Hincks, 1881. Preoccupied. See Monoporella. 

 Harmeria Norman, 1903. Family Hippothoidae. 

 Haswellia Busk, 1884. Family Galeopsidae. 

 Heckelia Neviani, 1895. Synonym of Adeona. 

 Heliodoma Calvet, 1907. Family Biflustridae. 

 Hemeschara Busk, 1859. Not recognized. Used for unilamellar Ascophora by 



Busk. 

 Hemicyclopora Norman, 1894. Family Phylactellidae. 

 Hemieschara Reuss, 1869. An alteration of Hemeschara Busk, 1859. 

 Hemiseptella Levinsen, 1909. Family Calpensiidae. 

 Herentia Gray, 1848. Not recognized. Species of various genera included. 



