324 SUBANTARCTIC ISLANDS OF NEW ZEALAND. [Foraminifera. 



bayer. Akad. Wiss., cl. ii, vol. xviii, abth. ii, p. 53, pi. iii, figs. 11, 12. 

 P. exigiia, Brady, Chapman, 1907, Journ. Linn. Soc. Lond., Zool., 

 vol. XXX, p. 21, pi. ii, fig. 43. 

 This species is usually of shallow-water habitat. The specimens noted here 

 have the central series of chambers unusually distinct. 



Distribution. — Common in tropical seas. Egger records it from the west African 

 coast, the Mauritius, and off Western Australia. 



Present Occurrence. — Ten miles north of Enderby Island ; 85 fathoms ; rare. 



Planispirina sphaera, d'Orbigny sp. 



Biloculina sphaera, d'Orbigny, 1839, Foram. Amer. Merid., p. 66, pi. viii, 

 figs. 13-16. B. sphaera, d'Orb., Brady, 1884, Rep. Chall., vol. ix, 

 p. 141, pi. ii, figs. 4 a, b. Planispirina sphaera, d'Orb. sp., Schlum- 

 berger, Mem. Soc. Zool. France, p. 577 ; woodcuts, 45, 46. 

 Distribution. — A well-distributed species, although never very abundant. Pre- 

 viously recorded from the New Zealand area by the " Challenger " (H. B. Brady), 

 and from Great Barrier Island by the writer. 



Present Occurrence. — Off the Snares ; 60 fathoms ; rare. Twenty miles north 

 of Auckland Island ; 85 fathoms ; very rare. Ten miles north of Enderby Island ; 

 85 fathoms ; frequent. 



Planispirina bucculenta, Brady sp. (Plate XIV, fig. 2.) 



Miliola {Trilocvlina) cryptdla, Parker and Jones (non d'Orbigny), 1865, 

 Phil. Trans., vol. civ, p. 410, pi. xv, figs. 39 a, b. Miliolina bucculenta, 

 Brady, 1884, Rep. Chall., vol. ix, p. 170, pi. cxiv, figs. 3 a, b. Plani- 

 spirina bucculenta, Brady sp., Schlumberger, 1892, Mem. Soc. Zool. 

 France, vol. v, p. 194, pi. viii, figs. 6, 7 ; woodcuts, 2-4. 



Distribution. — The " Challenger " records are three localities in the North 

 Atlantic. Dr. Egger found it in " Gazelle " soundings between New Amsterdam 

 and Australia. 



Present Occurrence. — Ten miles north of Enderby Island ; 85 fathoms ; frequent. 



Planispirina bucculenta, var. placentiformis Brady, var. 



Miliolina buccidenta, var. placentiformis, Brady, 1884, Rep. Chall., vol. ix, 

 p. 171, pi. iv, figs. 1, 2. 



Distribution. — This variety has been dredged off Culebra Island, at 490 fathoms ; 

 and from Balfour Bay, Kerguelen Island, from 20 to 50 fathoms. 

 Present Occurrence. — Off the Snares ; 60 fathoms ; very rare. 



Planispirina antarctica, sp. nov. (Plate XIV, figs. 5 a, b.) 



Description. — Test subdiscoidal, compressed, slightly concave in median area. 

 The outer three chambers nearly covering the test. Sutures not distinctly marked. 

 Periphery rounded. Aperture a curved slit extending slightly over the lateral 

 faces. Surface polished. Greatest diameter of type specimen, 0*8 mm. ; thickness, 

 0*25 mm. 



