后鳃动物

1

大连潮间带后鳃类软体动物记录

Record on Opisthobranchia from the inter & tidal zone of Dalian
2

显然，研究后鳃亚纲软体动物及其食源生物的化学组成，可以揭示它们之间的食物链关系，并进一步阐明这些化学物质的生态学作用。

Obviously , chemical studies on constituents of molluscs and their preys can reveal the dietary relationship between them , and suggest the ecology role of the metabolite as a consequence .
3

后鳃目软体动物：一种属于后鳃亚纲类的软体动物，特点是长有隐蔽的鳃，有缩小或消失的壳，而且有一对突出的触角。

Any of various marine gastropod mollusks of the subclass or order Opisthobranchia , characterized by gills , a shell that is reduced or absent , and two pairs of tentacles .