32 PROCEEDINGS OF THE NATIONAL. MUSEUM voh.Qlf 



Kleidionella Canu and Bassler, 1917. Family Celleporidae. 

 Kymella Canu and Bassler, 1917. Family Cyclicoporidae. 

 Labiopora Levinsen, 1909. See Labioporella. 

 Labioporella Harmer, 1926. Family Steganoporellidae. 

 Lacerna Jullien, 1888. Family Escharellidae. 

 Lagarozoum Harmer, 1926, synonym of Entomaria. 

 Lagenipora Hincks, 1877. Family Phylactellidae. 

 Lagodiopsis Marsson, 1899. Pal. Abh., vol. 4, p. 99, Type, Multescharipora 



francqana D'Orbigny, 1851, Costulae. Synonym of Murinopsia. 

 Lagynopora Lang. 1916. Family Lagynoporidae. Cretaceous cribrimorph. 

 Laminopora Miehelin, 1842. Family Adeonidae. 

 Lanceopora D'Orbigny, 1851 (probably synonym of Parmularia) . Family 



Parmulariidae. 

 Lamacius Norman, 1903. Family Alderinidae. 

 Latereschara D'Orbigny, 1852. Bry. Cret., p. 345. Type species, L. achates 



D'Orbigny, 1852. Senonian of Fecamp, France. Cretaceous. 

 Lateroflustrella D'Orbigny, 1853. Bry. Cret., p. 568. Type species, L. com- 



planata, D'Orbigny, 1853. Cretaceous. Not recognized. 

 Laterofiustrellaria D'Orbigny, 1853. Bry Cret., p. 512. Type L. hexagona 



D'Orbigny, 1853. Cretaceous. 

 Leieschara M. Sars, 1862, Genotype, L. coarctata Sars, 1862. Synonym of 



Myriozoum. 

 Leiosella Canu and Bassler. 1917. Family Stomachetosellidae. 

 Leki/thoglena Marsson. 1887. Pal. Abh., vol. 4, p. 90. Genotype L. ampullacea 



Marsson, 1887. Idem. p. 90, fig. 7 Cretaceous. Family Lekythoglenidae 



Marsson, 1887. Referred by Lang to Andrioporidae. Cretaceous cribrimoph. 

 Lekythopora MacGillivray, 1882. Family Lekythoporidae. 

 LepraUa Johnston, 1838. Family Escharellidae. Formerly applied to almost 



any incrusting form but now employed for unplaced species of Hippo- 



porae. See Lang 1917 and 1921. 

 Lepraliella Levinsen, 1909. Family Reteporidae. 

 Lepralina Kiihn, 1925. Family Costulne. 



Leptocheilopora Lang, 1916. Family Lagynoporidae. Cretaceous cribrimorph. 

 Levinsenella Harmer, 1926. Family Farciminariidae. 

 Levinseniula Cossman, 1920. Synonym of Porella. 

 Licornia Van Beneden, 1850. Synonym of ScrupoceUar!a. 

 Liriozoa Lamarck, 1816 (Levinsen, 1909). Family Liriozoidae. 

 Lobopora Levinsen, 1909 (subgenus of Adeonellopsis) . Family Adeonidae. 

 Loricaria Lamouroux, 1821. Synonym of Eucratea. 

 Loricula Cuvier, 1830. Synonym of Eucratea. 

 Lunularia Busk, 1884. Family Opesiulidae. 

 LunuUtes Authors. Family Opesiulidae. A general term of nomenclature 



for free turbinate conical forms. 

 Lyrula Jullien, 18S8. Family Costulae. 

 Macropora MacGillivray, 1895. Family Aspidostomidae. 

 Malakosaria Goldstein, 1881. Genotype, M. pholaramphos Goldstein, 1881. 



(Onchopora sinclairi Busk, 1881). Synonym of Onchopora (fide Busk, 



1884). 

 Mallcatia Jullien and Calvet, 1903. Family Smittinidae. 

 Mamillopora Smitt, 1872. Family Mamilloporidae. 

 Mansonella Jullien, 1888. Family Thalamoporellidae. 

 Maplestonia MacGillivi-ay, 1SS4. Family Scrupocellariidae. 

 MargivMria Roemer, 1841. Cretaceous. Family Alderinidae. The nature of 



the pores figured by authors is not known. 



