FORAMINIFERA OF NORTH PACIFIC OCEAN. 37 



Description. — Test more or less compressed, each side of the body 

 portion with a curved band, usually hollowed somewhat into the 

 surface of the test, the periphery of the test with a keel, surface 

 otherwise smooth. 



Length 0.35 to 0.85 mm. 



Distribution. — This variety occurred at several Nero stations in 

 the vicinity of the Hawaiian Islands at depths ranging from 22 to 

 2,098 fathoms; between Guam and Yokohama at several Nero sta- 

 tions ranging in depth from 1,417 to 1,817 fathoms; at two Alba- 

 tross stations off Japan, D4825, in 120 fathoms, and H4878, in 84 

 fathoms, and two Tuscarora stations; 28 in lat. 35° 15' N.; long. 

 120° 58' W., in 65 fathoms, and 47 in lat. 24° 20' N.; long. 154° 06' 

 E., in 1,499 fathoms. 



LAGENA SEMINIFORMIS Sehwager. 

 Plate 11, fig. 2. 



Lagena seminiformis Schwager, Novara Exped., Geol. Theil., vol. 2, 1866, p. 208, 

 pi. 5, fig. 21. — H. B. Brady, Rep. Voy. Challenger, Zoology, vol. 9, 1884, 

 p. 478, pi. 59, figs. 28-30. 



Lagena marginata, var. seminiformis Millett, Journ. Roy. Micr. Soc, 1901, 

 p. 620, pi. 14, fig. 3. 



Description. — Test circular or ovate in front view, with a compara- 

 tively long tubular neck, whole surrounded by a wide, thin peripheral 

 keel, extended at each side of the base into long pointed projections; 

 wall smooth. 



Length up to 1 .26 mm. 



Distribution. — Brady records this species from a single North Pacific 

 station, Challenger, 224 in 1,850 fathoms. 



LAGENA MARGINATA (Walker and Boys). 



Plate 22, figs. 1-7. 



Serpula (Lagena) marginata Walker and Boys, Test. Min., 1784, p. 2, pi. 1, fig. 7. 



Vermiculum marginatum Montagu, Test. Brit., 1803, p. 524. 



Entosolenia marginata Williamson (part), Ann. Mag. Nat. Hist., ser. 2, vol. 1, 

 1848, p. 17, pi. 2, figs. 15-17. 



Lagena marginata Brown, Illus. Conch. Great Britain, 1827, pi. 1, figs. 30, 31. — 

 Reuss, Sitz. Acad. Wiss. Wien, vol. 46, 1862 (1863), p. 322, pi. 2, figs. 22a, b, 

 23a, b — H. B. Brady, Rep. Voy. Challenger, Zoology, vol. 9, 1884, p. 476, 

 pi. 59, figs. 21-23. — H. B. Brady, Parker, and Jones, Trans. Zool. Soc, 

 vol. 12, 1888, p. 222, pi. 44, figs. 27, 29, 30, 32.— Egger, Abh. kon. bay. Akad. 

 Wiss. Munchen, CI. n, vol. 18, 1893, p. 332, pi. 10, figs. 20, 66, 67, 96, 

 97.— Goes, Kongl. Svensk. Vet. Akad. Handl., vol. 25, 1894, p. 81, pi. 13, 

 fig. 748; Bull. Mus. Comp. Zool., vol. 29, 1896, p. 52— Flint, Rep. U. S. 

 Nat. Mus., 1897 (1899), p. 307, pi. 54, fig. 2.— Bagg, Proc. U. S. Nat. Mus., 

 vol. 34, 1908, p. 141.— Sidebottom, Journ. Quekett Micr. Club, vol. 11, 1912, 

 p. 405, pi. 17, figs. 29-31; pi. 18, figs. 1-3. 



Description. — Test more or less compressed, rounded in front view, 

 wall smooth, bordered by a peripheral keel of greater or less width, 

 solid or with radiating tubuli, aperture usually fissurine. 



