96 Moll. 
MOLLUSCA. 
Bibliography of oyster-culture in Ferguson’s Report on the Fisheries 
in Maryland, Appendix 3. 
J. Cox discusses the Australian species of this genus, and describes 
more particularly the three following, which are edible, and common on 
the coast of New South Wales proper, viz., 0. angasi (Sow.), “mud 
oyster,” 0. subtrigona (Sow.), “ drift oyster,” and 0. glomerata (Gould), 
“ rock oyster,” adding critical remarks concerning some other species ; 
P. Linn. Soc N. S. W. vii. pp. 122-134. 
Ostrea lischkii , sp. n., Lobbecke, JB. mal. Ges. ix. pp. 91 & 190, pi. v., 
Ceylon. 
? Margariona , g. n., near Ostrea , but dimyarian (preliminary note) ; 
Dali, Nachr. mal. Ges. 1882, p. 186. 
