250 ALLAN HANCOCK PACIFIC EXPEDITIONS VOL. 6 



Genus GLOBOBULIMINA Cushman, 1927 

 Globobulimina pacifica Cushman 

 Plate 31, Fig. 5 

 Globobulimina pacifica Cushman, Contr. Cushman Lab. Foram. Res., 

 vol. 3, 1927, p. 67, pi. 14, fig. 12; Bull. Scripps Instit. Oceanography, 

 Tech. Ser., vol. 1, 1927, p. 153, pi. 3, fig. 1 .— Gallovi^ay and Wissler, 

 Journ. Pal., vol. 1, 1927, p. 74, pi. 11, fig. 18.— Cushman and Moyer, 

 Contr. Cushman Lab. Foram. Res., vol. 6, 1930, p. 57. — Cushman, 

 Stewart and Stewart, Trans. San Diego Soc. Nat. Hist., vol. 6, 1930, 

 p. 66, pi. 5, fig. 4. — Cushman and Ponton, Florida Geol. Sui-vey, Bull. 9, 

 1932, p. 79, pi. 12, fig. 2. — Cushman, Special Publ. No. 4, Cushman Lab. 

 Foram. Res., 1933, pi. 22, fig. 22 ; idem, Special Publ. No. 5, 1933, pi. 27, 

 fig. 16; Bernice P. Bishop Mus. Bull. 119, 1934, p. 123, pi. 15, fig. 1.— 

 Campbell, Journ. Entom. and Zool., vol. 27, no. 3, 1935, p. 41, text fig. 

 1.— Palmer, Mem. Soc. Cubana Hist. Nat., vol. 14, 1940, p. 296.— 

 LeRoy, Colorado School Mines Quart., vol. 36, no. 1, 1941, p. 33, pi. 3, 

 figs. 70, 71.— Schenck and Childs, Stanford Univ. Publ., Univ. Ser., 

 Geol. Sci., vol. 3, no. 2, 1942, p. 27 (list).— Beck, Journ. Pal., vol. 17, 



1943, p. 606, pi. 107, fig. 16.— Franklin, idem, vol. 18, 1944, p. 314, 

 pi. 46, fig. 19. — LeRoy, Colorado School Mines Quart., vol. 39, no. 3, 



1944, p. 27, pi. 5, fig. 12.— Weaver, Washington Univ. (Seattle), Publ. 

 in Geol., vol. 6, no. 1, 1944, p. 24 (list). — Cushman and Gray, Special 

 Publ. No. 19, Cushman Lab. Foram. Res., 1946, p. 29. — Cushman and 

 Parker, U.S. Geol. Survey Prof. Paper 210-D, 1947, p. 134, pi. 29, fig. 37. 



Test oval, broadest near the base and gradually narrowing toward 

 the apertural end ; chambers distinct, somewhat inflated, the first formed 

 chamber of the last whorl, from the exterior, narrow, usually surrounded 

 on both sides by the last two chambers in front view, only two chambers 

 visible in rear view; sutures distinct, slightly depressed; wall thin, 

 smooth; aperture loop-shaped with a slight lip and a broad apertural 

 tooth. Length up to 1.75 mm; breadth to 1.00 mm. 



The types of this species are from the Eastern Pacific. It has been 

 widely recorded from Eocene to Recent but these records need to be 

 checked. 



Stations: Or. 10, 55, 57, 59, 82, 200, 251, 516, 542, 1060, 1077, 

 1080, 1083, 1095, 1098, 1103, 1105, 1106, 1117, 1118, 1123, 1124, 

 1125, 1128, 1150, 1157, 1168, 1212, 1226, 1243, 2000, 2008, 2016, 

 2151, 2154, 2162. 



Distribution. — In this material the species is common off the coast of 

 southern California, ranging northward to the coast of Oregon and south- 

 ward along the coast of Mexico and Colombia. 



