1865.] MOLLUSCAN FAUNA OF SOUTH AUSTRALIA. 657 
Ostrea bullata, Born. 
Lima fragilis (var. 6), Lam. 
Station. Deep water, and under rocks and stones at low spring 
tides. 
Hab. St. Vincent’s Gulf; Port Jackson, New South Wales. 
Fam. SPoNDYLID. 
94. SPoNDYLUS TENELLUS? 
Spondylus tenellus, Reeve, Conch. Icon. pl. 18. sp. 67. 
Station. Adhering to dead shells and stones in deep water. 
Hab. Rapid Bay, South Australia. 
This pretty red-tinted Spnodylus comes so near to the S. tenellus 
of Reeve, from the Pacific, that I am inclined to regard it as belong- 
ing to that species. : 
Fam. OstREIDz. 
95. OsTREA EDULIS? 
Ostrea edulis, Linn. Syst. Nat. p. 1148. 
Station. On mud-banks in moderately deep water. 
Hab. St. Vincent’s and Spencer’s Gulfs. 
This species, which is procured in abundance for the Adelaide 
market, approaches so closely to the European O. edulis as scarcely 
to be distinguished from it. 
96. OsTREA CUCULLATA. 
Ostrea cucullata, Born, Mus. Cees. Vindob. 
O. mordazx, Gould’s ‘ Otia.’ 
Station. On rocks between tide-marks. 
Hab. Common everywhere on rocky shores, from King George’s 
Sound to New South Wales. It is excellent eating and of a deli- 
cious flavour. 
BRACHIOPODA. 
Fam. TEREBRATULIDZ. 
97. WALDHEIMIA FLAVESCENS. 
Terebratula flavescens, Lam. Anim. sans Vert. vii. p. 330. 
T. dentata, Lam. 
T. australis, Quoy. 
T. recurva, Quoy. 
Station. Attached to the under surface of shelving rocks partly 
exposed at low spring-tides. 
Hab. St. Vincent’s Gulf; South Australia. 
This species is also found in comparative abundance in some parts 
of Sydney Harbour, New South Wales. 
Proc. Zoou. Soc.—1865, No. XLIII. 
