TROPICAL PACIFIC FORAMINIFERA OF ALBATROSS 5 



Family LITUOLIDAE 

 Genus HAPLOPHRAGMOIDES Cushman, 1910 



HAPLOPHUAGMOIDES TRULLISSATA (H. B. Brady) 

 PLATE 1, FIGURES 4 a, 6 



Ti'ocliammina trulHssata H. B. Brady, Quart. Journ. Micr. Sci., vol. 19, p. 56, 

 pi. 5, figs. 10 a, 6, 11, 1879; Rep. Voy. Challenger, Zoology, vol. 9, p. 342, pi. 

 40, figs. 14-16 (not fig. 13), 1884.— Haeusler, Abh. Schweiz. Pal. Ges., vol. 

 17, p. 64, pi. 10, figs. 9, 11, 1890.— Eggeb, Abh. bay. Akad. Wiss. Miinchen, 

 CI. II, vol. 18, p. 265, pi. 5, figs. 25, 26 (?), 1893.— Chapman, Proc. Zool. 

 Soe. London, 1895, p. 18.— Goes, Bull. Mus. Comp. Zool., vol. 29, p. 33, 

 1896.— Millett, Journ. Roy. Micr. Soc., 1899, p. 364.— Bagg, U. S. Geol. 

 Surv. Bull. 514, p. 34, pi. 7, figs. 2a, ft, 1912. — Heron-Allen and Earland, 

 British Antarctic Exped., Zoology, vol. 6, 113, 1922. 



Haplophragmoides trulltesata, Cushman, U. S. Nat. Mus. Bull. 71, pt. 1, p. 100, 

 figs. 148 a, b (in text), 1910. — Pearcey, Trans. Roy. Soc. Edinburgh, vol. 49, 

 p. 1008, 1914.— Cushman, U. S. Nat. Mus. Bull. 104, pt. 2, p. 43, pi. 9, fig. 5, 

 1920. 



Test small, planispiral, composed of about three coils, not com- 

 pletely involute, the chambers of earlier coils visible at the center in 

 the umbilical region, which is also depressed, peripherj' slightly tab- 

 ulated ; chambers numerous, 7 to 9 in the last-formed coil, subglobu- 

 lar ; sutures distinct, slightly depressed ; wall of fine sand grains with 

 an excess of yellowish-brown or reddish-brown cement, smooth and 

 polished ; aperture a short narrow slit slightly above the base of the 

 chamber; color yellowish brown or reddish brown. Diameter, 0.35 

 mm. ; thickness, 0.1 mm. 



There is a single very beautifully preserved specimen from Alba- 

 tross Station H3779, latitude 24° 45' N., longitude 130° 16' W., in 

 2,627 fathoms. This is the only record for the species or for the 

 family in the entire collection. The species is widely distributed in 

 the deep water of both the Atlantic and Pacific. 



Family AMMODISCIDAE 



Genus AMMODISCUS Reuss, 1861 



AMMODISCUS INCERTUS (d'Orbigny) 



There is a single very small specimen from Albatross Station 

 D3837, latitude 16° 32' S., longitude 148° 40' W., in 2,363 fathoms. 

 No other material was found in all the samples examined. 



