70 BULLETIN 10 4, UNITED STATES NATIONAL MUSEUM 



which the test is much more timid and less wide than in the ordinary- 

 form. 



It is not so widely distributed nor so common in the Atlantic as is 

 the typical form. 



PYRGO ELONGATA (d'Orbigny) 



Plate 19, Figures 2,3. 



Biloculina elongata d'Orbigny, Ann. Sci. Nat., vol. 7, 1826, p. 298, No. 4; 

 Prod. Pal., vol. 2, 1850, p. 409, No. 1350.— H. B. Brady, Trans. Linn. Soc. 

 Zool., vol. 24, 1864, p. 472 (table); Nat. Hist. Trans. Northumberland 

 and Durham, vol. 1, 1865 (1867), p. 92; Ann. Mag. Nat. Hist., ser. 4, 

 vol. 6, 1870, p. 46. — Parker, Jones, and H. B. Brady, Ann. Mag. Nat. 

 Hist., ser. 4, vol. 8, 1871, p. 247, pi. 8, fig. 6.— Terqtjem, Mem. Soc. Geol. 

 France, ser. 3, vol. 2, 1882, p. 154, pi. 16 (24), figs. 1 a, b.—B.. B. Brady, 

 Eep. Voy. Challenger, Zoology, vol. 9, 1884, p. 144, pi. 2, figs. 9 a, b.—Siv- 

 dall, Proc. Lit. Phil. Soc. Liverpool, 1886, p. 62 (list).— H. B. Brady, 

 Parker, and Jones, Trans. Zool. Soc, vol. 12, 1888, p. 214, pi. 40, figs. 21, 

 22. — Howchin, Trans. Proc. Roy. Soc. So. Australia, vol. 12, 1889, p. 1. — 

 Chaster, First Rep't. Southport Soc. Nat. Sci., 1890-91 (1892), p. 55.— 

 Schlumberger, Mem. Soc. Zool. France, vol. 4, 1891, p. 184, pis. 11, 12, 

 figs. 87-89, text figs. 35, 36. — A. Silvestri, Mem. Accad. Pont. Nuovi 

 Lincei, vol. 9, 1893, p. 184. — De Amicis, Boll. Soc. Geol. Ital., vol. 12, fasc. 

 3, 1893, p. 18. — Egger, Abhandl. kon. bay. Akad. Wiss. Munchen, CI. II, 

 vol.18, 1893, p. 220, pi. 1, figs. 1-3. — Woodward, The Observer, vol. 4, 

 1893, p. 76.— Goes, Kongl. Svensk-Vet. Akad. Handl., vol. 25, No. 9, 1894, 

 p. 119, pi. 24, fig. 912 (not 906-911, 913).— A. Silvestri, Atti Accad. Sci. 

 Acireale, vol. 7, 1896, p. 10. — Morton, Proc. Portland Soc. Nat. Hist., vol. 

 2, 1897, p. 112, pi. 1, figs. 15 a, b. — Millett, Journ. Roy. Micr. Soc, 1898, 

 p. 263.— Flint, Ann. Rep't. U. S. Nat. Mus., 1897 (1899), p. 294, pi. 39, 

 fig. 4. — KiAER, Rep't. Norwegian Fish, and Mar. Invest., vol. 1, No. 7, 

 1900, p. 25. — Fornasini, Mem. Accad. Sci. Istit. Bologna, ser. 5, vol. 10, 

 1902, p. 20. — Sidebottom, Mem. Proc Manchester Lit. Philos. Soc, vol. 

 48, No. 5, 1904, p. 3. — Chapman, Journ. Linn. Soc. Zool., vol. 30, 1907, p. 

 15, pi. 1, fig. 14.— Bagg, Proc U. S. Nat. Mus., vol. 34, 1908, p. 118.— 

 CusHMAN, Proc. Boston Soc. Nat. Hist., vol. 34, 1908, p. 25, pi. 5, figs. 7- 

 9— Chapman, Subantarctic Islands of New Zealand, 1909, p. 317. — Side- 

 eottom, Mem. Proc. Manchester Lit. Philos. Soc, vol. 54, No. 16, 1910, p. 

 2. — Heron-Allen and Earland, Journ. Roy. Micr. Soc, 1911, p. 301; 

 Proc Roy. Irish Acad., vol. 31, pt. 64, 1913, p. 22, pi. 1, fig. 4.— Pearcey, 

 Trans. Roy. Soc. Edinburgh, vol. 49, 1914, p. 993. — Heron-Allen and 

 Earland, Trans. Zool. Soc. London, vol. 20, 1915, p. 552. — Chapman, Biol. 

 Res. Endeavour, vol. 3, pt. 1, 1915, p. 6. — Heron-Allen and Earland, 

 Trans. Linn. Soc. London, ser. 2, vol. 11, 1916, p. 205. — Chapman, Rep't. 

 British Antarctic Exped., Geol., vol. 2, 1916 (1917), pp. 28, 57, pi. 2, fig. 

 6.— Cushman, Bull. 71, U. S. Nat. Mus., pt. 6, 1917, p. 78, pi. 31, fig. 1.— 

 Heron-Allen and Earland, Bull. Soc. Sci. Hist. Nat. Corse, 1922, p. 

 114; British Antarctic Exped., Zool., vol. 6, 1922, p. 62; Journ. Linn. Soc. 

 Zool., vol. 35, 1924, p. 603. — Hanzawa, Jap. Journ. Geol. Pal., vol. 4, 

 1925 (1926), p. 38 (table). — Chapman, New Zealand Geol. Surv., Pal. 

 Bull. 11, 1926, p. 24. — Cushman, Bull. Scripps Instit. Oceanography, 

 Tech. Ser., vol. 1, .1927, p. 141. 



Test elongate, somewhat pyriform, tapering gradually toward the 

 apertural end, rounded at the opposite end, in end view subelliptical, 



