Optimization of methods for preparation of metaphase chromosome in bivalve .
双壳贝类染色体标本制备技术的优化。
Marine or freshwater bivalve mollusk that lives attached to rocks etc.
附着在岩石等物上的海水或淡水双科类软体动物。
" Any of various marine gastropod mollusks , chiefly of the genus urosalpinx , that bore holes into the shells of bivalve mollusks . U. cinera is destructive to oysters . "
“海洋腹足纲软体动物，主要指在双壳类软体动物的贝壳上钻孔的骨螺属。该属的尾角螺对牡蛎十分有害。”
Marine bivalve common in philippine coastal waters characterized by a large thin flat translucent shell .
