NO. 5 FORAMINIFERAL GENERA — LOEBLICH AND TAPPAN 9 



chamber in the young stage, but moves rapidly up into the face and 

 typically consists of a rounded opening in the terminal face, commonly 

 somewhat off-center; occasional specimens may even have a multiple 

 aperture of two or three rounded openings. 



Types. — Brady (1884, p. 365) recorded Textularia luculenta from 

 five localities, three in the North Atlantic (off Sombrero Island, 450 

 fathoms; off Culebra Island, 390 fathoms; and off Bermuda, 435 

 fathoms) and two in the South Atlantic, near the coast of South 

 America and a little south of Pernambuco, 675 fathoms and 350 

 fathoms respectively. Lectotype (here designated), the specimen fig- 

 ured by Brady (1884, pi. 43, fig. 5), in B.M.N.H. Hypotype of fig- 

 ure 8 (U.S.N.M. No. P 2185) and unfigured hypotypes (U.S.N.M. 

 No. 16946) from Albatross station D 2150, lat. i3°34'45" N., long. 

 8i°2i'io" W., bottom temperature 45.75° F., 382 fathoms; unfigured 

 hypotypes (U.S.N.M. No. P 2186) from Albatross station D 2355, 

 lat. 20°56'48" N., long. 86°27'oo" W., 399 fathoms; unfigured hypo- 

 type (U.S.N.M. No. 17025) from Albatross station D 2614, lat. 

 34°09'oo" N., long. 76°02'oo" W., 168 fathoms; unfigured hypotype 

 (U.S.N.M. No. 17026) from Albatross station D 2644, lat. 25°4o'oo" 

 N., long. 8o°oo'oo" W., bottom temperature 43.4° F., 193 fathoms; 

 hypotypes of figures 11, 12 (U.S.N.M. No. P 2195a, b) and unfigured 

 hypotypes (U.S.N.M. No. 17027) from Albatross station D 2659, 

 lat. 28°32'oo" N., long. 78°32'oo" W., bottom temperature 45.2° F., 

 509 fathoms; unfigured hypotype (U.S.N.M. No. P 2187) from 

 Albatross station D 2660, lat. 28°4o'oo" N., long. 78°46'oo" W., 

 bottom temperature 45.7° F., 504 fathoms; unfigured hypotypes 

 (U.S.N.M. No. 17028) from Albatross station D 2668, lat. 30°58'3o" 

 N., long. 79°38'3o" W., bottom temperature 46.3° F., 294 fathoms ; 

 unfigured hypotypes (U.S.N.M. No. 17029) from Albatross station 

 D 2677, lat. 32°39'oo" N., long. 76°5o'3o" W., bottom temperature 

 39.3° F., 478 fathoms; unfigured hypotypes (U.S.N.M. Cushman 

 Coll. No. 35149) from Harvard-Havana Expedition Atlantis station 

 2980, lat. 22°48' N., long. 78°48' W., 225 fathoms; unfigured hypo- 

 types (U.S.N.M. No. P 2189) from Johnson-Smithsonian Expedition 

 station 25, lat. i8°32'i5" N., long. 66°22'io" W., lat. i8°32'o5" 

 N., long. 66°22'io" W., 240 to 300 fathoms; unfigured hypotypes 

 (U.S.N.M. No. P 2190) from Johnson-Smithsonian Expedition sta- 

 tion 37, lat. i8°i3'5o" N., long. 67°39'2o" W., lat. i8°ii'56" N., 

 long. 67°42'5o" W., 160 to 200 fathoms ; hypotype of figure 6 

 (U.S.N.M. No. P 2191) and unfigured hypotypes (U.S.N.M. No. 

 P 2192) from Johnson-Smithsonian Expedition station 93, lat. 18° 38' 

 00" N., long. 69°09'3o" W., lat. i8°37'45" N., long. 65°05'oo" 



