ON THE FAMILY LYONSIIDAE (MOLLUSCA:BIVALVIA), WITH DESCRIPTION OF A NEW GENUS AND SPECIES FROM THE CHINA SEAS

摘要

The present paper deals with 4 species of Family Lyonsiidae , collected from the China Seas : one new genus and new species, Sinolyonsia sinica gen . et sp. nov, one species, Lyonsia kawamurai recorded for the first time from the China Seas , and 2 species L . ventricosa Gould and Agriodesma navicula (Adams et Reeve) reported previously from the Yellow Sea by the author .