圖6-2MoussoniapaxillusGredler,1881Jahrb.,p.29,pl.1,f.7.DiplommatinapaxilluspaxillusYen,1939Abh.Sneckrnb.nat.Ges.,444:31,pl.2,f.46.模式標(biāo)本產(chǎn)地湖南省岳陽(yáng)。形態(tài)特征貝殼小型,右旋,殼質(zhì)薄,易碎,有光澤,呈卵圓柱形,有61/2個(gè)螺層,前幾個(gè)螺層均勻迅速增長(zhǎng),略膨脹 (共 606 字) [閱讀本文] >>