圖6-12SuccineaevolutaMartens,1879SB.Ges.Nat.Fr.Berlin,p.126.SuccinearubeliaHeude,1882,Mem.Emp.Chin.,p.80,pl.18,f.29.SuccineaevolutaYen,1939Abh.Senckenb.natur.Ges.,444:72,pl.6,f.21..模式標(biāo)本產(chǎn)地新疆。形態(tài)特征貝殼小型,殼質(zhì)薄,易碎,半透明,呈長(zhǎng)卵圓錐形。有3個(gè)螺層,前兩個(gè) (共 669 字) [閱讀本文] >>