| 释义 |
ditrematous, a. Zool.|daɪˈtriːmətəs|
[f. mod.L. Ditrēmata neut. pl. (f. Gr. δι-, di2 + τρῆµα, τρηµατ- opening) + -ous.]
Of or pertaining to the Ditremata, a division of gastropod molluscs, having the external male and female orifices widely separate; also, having the anal and genital orifices distinct, as in Ditrema, a genus of fishes.
In recent Dicts. |