94 AUSTRALASIAN ANTARCTIC EXPEDITION. 
Compared with L. hodgsoni this species is less inflated, broader in comparison to 
length, and more delicately sculptured. 
One valve was procured, January 31st, 1914, from 358 fathoms, ooze, off the 
Shackleton Ice-shelf, in South Lat. 64° 44’ and East Long. 97° 28’. It is named in 
honour of Mr. J. H. Collinson Close, F.R.G.S., an active member of the Main Base party. 
Lima HODGSONI Smith. 
Lima hodgsoni Smith, Nat. Antarct. Exped., ii., 1907, p. 6, pl. iii., fig. 8; Id., Hedley, 
Brit. Antarct. Exped., i., 1911, pp. 2,3; Jd., Thiele, Deutsch. Siidpol. Exped., 
xili., 1912, p. 226; Jd., Smith, “ Terra Nova” Exped., Zool., ii., 1915, p. 77. 
Six were taken, December 22nd, 1913, in 350-400 fathoms, on hard ground in 
Commonwealth Bay. Ten, December 28th, 1913, in 288-300 fathoms, ooze, off the 
Kastern Barrier of Adelie Land, in South Lat. 66° 55’ and Hast Long. 145° 21’. Seven, 
January 27th, 1914, in 120 fathoms, stony ground, in South Lat. 66° 8’ and East Long. 
95° 27’, one pair of which being 32mm. high is larger than previous records. ‘Two, 
December 31st, 1913, from 157 fathoms, in South Lat. 66° 32’ and East Long. 141° 39’; 
and a single valve, January 31st, 1914, from 110 fathoms, off the Shackleton Ice-shelf, 
in South Lat. 64° 32’ and East Long. 97° 20’. 
Lima ovatus Thiele. 
Lima ovalis Thiele, Deutsch. Siidpol. Exped., xiii., 1912, p. 226, pl. xvii., fig. 5. 
Half a dozen empty shells and odd valves were dredged, September 4th, 1912, in 
25 fathoms, Commonwealth Bay. These attain a larger size than the type, being 9mm. 
in height and 7-5mm. in breadth. 
GAIMARDIA SMITHI Suter. 
(Plate IL., figs. 17, 18, 19.) 
Modiolarca bicolor Smith, Proc. Malac. Soe., iii., 1898, p. 25, fig. 3 (not Modiolarca 
bicolor Martens, 1885). 
Modiolarca smitht Suter, Manual N.Z. Moll., 1913, p- 895, pl. lii., fig. 7. 
A single specimen was collected, February 22nd, 1919, by Mr. H. Hamilton, in 
Hassellborough Bay, Macquarie Island. On the occasion of its discovery it occurred 
more plentifully to Mr. A. Hamilton. 
