472 BULLETIN 100, UNITED STATES NATIONAL MUSEUM. 



All the stations for this species are in the -/Archipelago, where it 

 occurs at 24 stations, ranging in depth from 26 to 500 fathoms (48 to 



r% 



49 



Figs. 49, 50. — BttocxJLiNA saksd Schlumbergeh. 49, apeeture of early stage with a broad, rounded 



TOOTH AND AN ELLIPTICAL APERTURE. X 80. FROM ALBATROSS STATION D5178. 50, APERTURE OF AN 

 ADXn-T SPECIMEN WITH VERT BROAD APERTURE, THE TOOTH VERY NARROW AND ELONGATE "WITH 

 THE ANGLES PRODUCED AT EACH END. X 100. FROM ALBATROSS STATION D5133. 



914 meters), the average being 137 fathoms (250 meters); bottom 

 temperatures are given in few cases, the average being 59° F. (15° C). 

 The stations are well scattered throughout the Archipelago. 



Biloculina sarsii — Material examined. 



Cat. 

 No. 



14646 



14647 



14648 

 15775 



14649 



15774 



14651 



14652 



14653 

 14654 

 14655 



Coll. of- 



U.S.N.M, 



U.S.N.M. 



U.S.N.M. 



U.S.N.M. 



U.S.N.M. 

 U.S.N.M. 



U.S.N.M. 



U.S.N.M. 



U.S.N.M. 



U.S.N.M. 

 U.S.N.M. 

 U.S.N.M. 



No. of 

 speci 

 mens 



10+ 



10+ 

 1 



5 



10+ 



Station. 



D5097. 

 D5100. 

 D5110. 

 D5121 . 

 D5132. 



D5133. 



D5178. 

 D5192. 

 D5210. 

 D5217. 



^D5220. 



D5255. 

 D5268. 

 D5277. 

 D5296. 

 D5315. 

 D5338. 

 D5370. 

 D5394. 

 D5398. 

 D5465. 

 D.5569. 

 D5574. 

 D5576. 



Locality. 



14 19 15 N.; 120 33 52 E.. 

 14 17 15 N.; 120 32 40 E.. 

 13 59 20 N.; 120 75 45 E.. 

 13 27 20 N.; 121 17 45 E.. 

 Island off Panabutau 



Point, N. 15 W.,E., 0.30 



mile. 

 Island off Panabutan 



Point N. 52 E., 1.50 miles 



Depth 



in 

 fath- 

 oms. 



12 43 00 N. 

 11 09 15 N. 

 11 49 55 N. 



13 20 00 N. 



13 38 00 N. 



7 OS 00 N. 

 13 42 00 N, 

 13 56 55 N. 

 13 40 09 N. 

 21 40 00 N. 



11 .33 45 N. 

 13 44 15 N. 



12 00 30 N. 

 11 35 12 N. 



13 39 42 N. 

 5 33 15 N. 

 5 30 45 N. 

 5 25 56 N. 



122 06 15 E., 



123 50 00 E.. 



124 28 05 E.. 



123 14 15 E.. 



121 58 00 E.. 



125 39 DOE... 

 120 57 15 E... 

 120 13 45 E... 



120 57 45 E... 

 116 58 00 E... 



119 24 45 E... 



121 42 30 E... 



124 05 36 E... 

 124 13 48 E... 

 123 40 39 E... 



120 15 30 E... 

 120 07 57 E... 

 120 03 39 E... 



30 

 35 

 135 

 108 

 26 



78 

 32 

 50 

 105 



50 



100 

 170 



80 

 210 

 148 



43 

 159 

 153 

 114 

 500 

 303 

 340 

 277 



Bot- 

 tom 

 tem- 

 pera- 

 ture. 



'F. 



59 



76.3 

 63.1 



58.6 

 54.4 

 '54.3 



52.3 

 '53.3 



Character of 

 bottom. 



Abundance. 



gv. m., s.,sh 



gy-s 



dk. gy. m . . . 

 dk. gh. m... 

 gn. m., s 



gn. m.,s 



fne. s 



gn. s 



fne. gy. s 



ers. gy. s . . . . 



sft. gn. m..., 



sft. m 



s.,p... 

 fne. s.. 

 m.,s.. 

 s., sh.. 

 CO. s., I 

 sft. m . 

 gn. m. 

 gn. m. 

 gy-m. 

 CO. s... 



Few. 



Frequent. 

 Frequent. 

 Few. 

 Few. 



Common. 



Common. 

 Rare. 

 Few. 

 Rare. 



Frequent. 



Few. 

 Few. 

 Few. 

 Few. 

 Few. 

 Few. 

 Few. 

 Few. 

 Few. 

 Rare. 

 Few. 

 Few. 

 Frequent. 



BILOCULINA VESPERTILIO Schluntberger. 



Plate 95, figs. 5a, h. 



Biloculina ringens H. B. Brady (not Lamarck), Rep. Voy. Challenger, Zoology, 



vol. 9, 1884, p. 142, pi. 2, fig. 8. 

 Biloculina vespertilio Schlumberger, Mem. Soc. Zool. France, vol. 4, 1891, 



p. 174, pi. 10, figs. 74-76, text figs. 20-22.— Cushman, Bull. 71, U. S. Nat.Mus., 



pt. 6, 1917, p. 77, pi. 30, fig. 1; figs. 37-39 (in text). 



