41.反向婴螺

图6-41BuliminusobrutschewicontractusMoellendorff,1902Ann.Mus.Zool.Petersb.,6:343,pl.13,f.25-27.PupinidiusobrutschewicontractusYen,1939Abh.Senckenb.natur.Ges.,444:83,pl.7,f.47.模式标本产地甘肃省Li-dshia-puandHis-ku-tsheng。形态特征贝壳中等大小,壳质稍厚,结实,呈尖卵圆形。有 ......（本文共 740 字 , 3 张图）     [阅读本文] >>