The inner margin of the opening of a gastropod shell.

唇状部分腹足纲软体动物贝壳开口处的内部边缘

Either of the margins of the aperture of a gastropod shell.

腹足纲软体动物缺口的两个边缘中的任一个

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.

Appearing to terminate abruptly,as a leaf of a tulip tree or a coiled gastropod shell that lacks a spire.

截平的象鹅掌揪树叶或去尖的螺蛳壳等一样突然切截的

The outer margin of the opening of a gastropod shell.

孔缘腹足纲的软体动物的贝壳的壳口外缘

Any of various chiefly tropical marine gastropod mollusks of the family Cymatiidae,having a pointed,spirally twisted,often colorfully marked shell.

棱尾螺一种嵌线螺科的大多产于热带的腹足类海洋软体动物，有螺旋形的、顶部很尖的、色彩斑澜的壳

One of the longitudinal ridges on the surface of a gastropod shell.

螺层腹足纲软体动物贝壳表面上的纵向背纹之一

A spiral formation,such as one of the whorls of a gastropod shell.

螺旋形一种螺旋形状，如一个涡螺壳上的螺旋

A small opening or depression similar to a navel,as the hollow at the base of the shell of some gastropod mollusks,one of the openings in the shaft of a feather,or the hilum of a seed.

脐和肚脐相似的小开口或凹陷，如某些腹足纲软体动物壳的底部的洞，羽毛管的开口中的一个，或种子的种脐

Genetic Variation of the Viviparid Snail, Sinotaia Quadrata (Gastropod : Viviparidae), in Taiwan

台湾产石田螺(Sinotaia Quadrata; Gastropod: Viviparidae)的遗传变异

Any of various marine gastropod mollusks of the family Volutidae,having a spiral,often colorfully marked shell.

涡螺它是一种涡螺科海洋腹足纲软体动物，具有带螺纹的、常颜色绚丽的壳

A ciliated swimming organ that develops in certain larval stages of most marine gastropod mollusks.

游泳盘大多数海洋腹足纲软体动物的某些幼体阶段形成的一种有纤毛的游泳器官

A gastropod of the subclass Pulmonata.

有肺的腹足纲动物

Of or relating to a gastropod shell that coils clockwise and has its aperture to the right when facing the observer with the apex upward.

右旋的软体动物的螺形外壳上的螺线顺时针螺旋即顶点向上，面对观察者时，螺线向右旋转