OSTRACODA—CHAPMAN, 81 
fathoms. No. 58 (11th December, 1912), 1,180 fathoms. No. 59 (12th December, 
1912), 1,820 fathoms. No. 60 (12th December, 1912), 1,300 fathoms. No. 127 (14th 
January, 1914), 870 fathoms. No. 139 (27th January, 1914), 328 fathoms. No. 150 
(24th February, 1914), 1,800 fathoms. 
Kritue tumipa G. S. Brady. 
Krithe tumida G. 8. Brady, 1880, Rep. Chall. Zool., vol. I, pt. II, p. 115, 
pl. XXVIIT, figs. 4a-d.. Egger, 1901, Abhandl. d. k. bayer. Ak. Wiss., vol. XXI, pt. I, 
p- 451, pl. IV, figs. 19-21. Chapman, 1902, Journ. Linn. Soc. Lond. Zool., vol. 
XXVIII. p. 427. Idem, 1910, ibid, vol. XXX, p. 434. 
Observations—The records of this species are few and of wide distribution. 
“ Challenger ” specimens came from the South Atlantic; Egger’s “ Gazelle” specimens 
from the West coast of Australia; the “‘ Penguin ” 
Pacific. 
specimens from Funafuti, South 
Occurrence.—No. 11 (Ist February, 1912), 930 fathoms. No. 28 (14th February, 
1912), 160 fathoms. No. 12 (14th November, 1912), 2,083 fathoms. No. 13 (14th 
November, 1912), 1,940 fathoms. No. 56 (11th December, 1912), 675 fathoms. No. 
59 (12th December, 1912), 1,320 fathoms. No. 60 (12th December, 1912), 1,300 
fathoms. No. 150 (24th February, 1914), 1,800 fathoms. 
Genus Loxoconcua G. O. Sars. 
LoxoconcHa AUSTRALIS Gi. S. Brady. 
Loxoconcha australis G. 8. Brady, 1880, Rep. Chall. Zool., vol. I, pt. III, p. 119, 
pl. XXVIII, figs. 5a-f; pl. XXIX, figs. 3a-d. Idem, 1890, Trans. R. Soc. Edin., vol. 
XXXV, pt. Il, No. 14, p. 507. Chapman, 1902, Journ. Linn. Soc. Lond. Zool., vol. 
XXVIII, p. 427. Idem, 1914, Proc. R. Soc. Vict., vol. XXVII (N.S.), pt. I, p. 42, 
pl. VIII, fig. 30. 
Observations.—L. australis is rare in the present series. It occurs in the South 
Pacific; round the Australian coast; and in fossil (Miocene) deposits in Victoria. 
Occurrence—No. 60 (12th December, 1912), 1,300 fathoms. No. 139 (27th 
January, 1914), 328 fathoms. 
LoxocoNcHA ELEGANTULA sp. nov. Plate XXI, figs. 1, la, b. 
Deservption—Carapace tumid, roundly ovate. Seen from the side, highest 
anteriorly, slightly narrowing posteriorly. Anterior border depressed, rather wide, 
thin, and marked by marginal concentric lines; posterior margin flanged and thin, the 
depressed area extending to a less degree along the ventral and dorsal margins. 
Surface of valve strongly convex, ornamented with small but distinct excavations 
arranged. more or less concentrically around a slight sub-median dorsal depression and 
becoming parallel with the ventral margin. 
