18 ALLAN HANCOCK ATLANTIC EXPEDITION REPORT 



Family Galpensiidae Canu and Bassler 1923 



Genus DISGOPORELLA d'Orbigny 1852 



Discoporella umbellata (Def ranee), 1823 



Smitt 1873:14 (Cupularia). Osburn 1914:194 (Cupularia lowei). 



Canu and Bassler 1928: 64 (Cupularia). 



A species of wide distribution on both coasts of the Atlantic and the 

 west coast of the Americas. Smitt listed it from Florida; Osburn from 

 the Tortugas Islands, Florida, and Canu and Bassler from various 

 localities in the Gulf of Mexico. 



Distribution.— ?>t?it\om A2-39, A13-39, A14-39, A32-39, A48-39, 

 At500, At503, At505, At511, At512, At517, At525, At526, At527, 

 At529, At530, At531, and At533. These stations place the locations at 

 Caledonia Bay, Panama; Cape la Vela and Galera Point Light, 

 Colombia ; Aruba, Coche, Cubagua, and Tortuga Islands and the Gulf of 

 Venezuela at 2 to 41 fms. Very abundant. 



Family SteganoporelHdae Hincks 1884 



Genus STEGANOPORELLA Smitt 1873 



Steganoporella magnilabris (Busk), 1854 



Smitt 1873: 15 (Steginoporella elegans). Osburn 1914: 196; 1940:375. 



Canu and Bassler 1928:64. 



A circumtropical species. Smitt recorded it from Florida; Osburn 

 from the Tortugas Islands, Florida, and Porto Rico; Canu and Bassler 

 from north of Cuba, the Gulf of Mexico and east of Yucatan. 



Distribution.— ^t2it\om A14-39, A32-39, A42-39, A48-39, At503, 

 At505, At506, At529, At530, At531, and At533. These stations place 

 the locations at Cape la Vela and Galera Point Light, Colombia ; Coche, 

 Margarita, and Tortuga Islands and the Gulf of Venezuela at 10 to 

 41 fms. 



Division 4, Pseudostega Levinsen 1909 

 Family GellaHidae Hincks 1880 

 Genus GELLARIA Ellis and Solander 1786 

 Gellaria mandibulata Hincks, 1882 

 Hincks 1882:462; 1884:203. Robertson 1905:288. 



It was a real surprise to find this species in the Caribbean Sea as it 

 has hitherto been known only on the Pacific coast from British Columbia 

 to southern California. Canu and Bassler (1923: 86) listed it from the 

 Pleistocene of Los Angeles, California. 



