4 PROCEEDINGS OF THE NATIONAL MUSEUM vol. 76 



Order CHEILOSTOMATA Busk 



Suborder ANASCA 



l)ivision Malacostega 



Family BIFLUSTRIDAE Smitt, 1872 



Genus ACANTHODESIA Canu and Bassler, 1920 



ACANTHODESIA SAVARTII Savigny-Audouin, 1826 



Zoological hibliograpJiy 



1812. Flustra savartii Savigny, Description cle I'Egypte Polypes, pi. 10, fig. 10. 

 1826. Flustra savartii Audouin, Explication sommaire des planches de Polypes 



de I'Esypte et de la Syrie, p. 240. 

 1873. Biflustra savartii Smitt, Floridan Bryozoa, Kongl. Svenska Vetenskaps- 



Akademiens Handlingar, vol. 11, p. 20, pl. 4, figs. 92-95. 



1880. Mcmbranipora delicatuhi Hincks, Contributions toward a General His- 



tory of tlie Marine Polyzoa, Annals and Blagazine of Natural History, 

 ser. 5, vol. 6, p. IS, pl. 11, fig. 1. 



1881. Biflustra delicatula MacGilliveay in McCoy, Prodrome Zoology of Vic- 



toria, decade 6, p. 28, pl. 37, figs. 2, 8. 

 1884. Biflustra savartii Busk, Challenger, p. 67, pl. 14, fig. 2. 

 1887. Membranipora savartii Waters, Bryozoa from New South Wales, North 



Australia, Annals and Magazine of Natural History, p. 181, pl. 4, fig. 8. 



(Variety.) 

 1909. Membranipora savartii Waters, Reports on the marine biology of the 



Sudanese Red Sea, XII, Journal Linnean Society, London, vol. 31, p. 



137, pl. 11, figs. 8-13. 



1913. Membranipora savartii Waters, Marine fauna of British East Africa and 



Zanzibar. Bryozoa Cheilostomata. Proceedings Zoological Society Lon- 

 don, p. 486. 



1914. Membranipora savartii Osburn, Tortugas, Publication Carnegie Institu- 



tion of Washington, No. 182, p. 1941. 



1920. AcantJiodesia savartii Canu and Bassler, North American Early Tertiary 

 Bryozoa, Bulletin 106, U. S. National Museum, p. 100, pl. 21, figs. 2-4. 

 (Complementary bibliography geologic and geographic distribution.) 



1923. Acnnthodesia savartii Canu and Bassler, North American Later Tertiary 

 and Quaternary Bryozoa, Bulletin 125, U. S. National Museum, p. 30, 

 pl. 11, figs. 1-3; pl. 2, figs. 2, 3; pl. 5, figs. 1-5; pl. 11, figs. 5-9 (forma 

 delicatula) ; pl. 11, fig. 4; pl. 46, figs. 8, 9. (Study of the recent and 

 fossil varieties.) 



1928. AcantJiodesia savartii Canu and Bassler, Fossil and Recent Bryozoa of 



the Gulf of Mexico Region, Proc. U. S. National Museum, Art. 2710, p. 

 14, pl. 1, figs. 5, 6. 



1929. AcantJiodesia savartii Canu and Bassler, Bryozoa of the Philippine Re- 



gion, Bull. 100, vol. 9, U. S. National Museum, p. 66, pl. 1, figs. 1-5. 



Our specimen is bilamellar, bifurcated, in narrow fronds with 

 eight rows of cells. The mural rim is thick and granular. It is well 

 represented by Figure 9 of Plate 11 of Canu and Bassler, 1923. 



