- This
superfamily has one
family and no subfamilies. The type
genus is
Symmetrocapulus Dacqué, 1934. Wenz W. A. 1938. Teil 1:
Allgemeiner Teil und Prosobranchia...
-
batteni †Subm****oceras †Subm****oceras
mushbachanum †
Symmetrocapulus –
tentative report †
Symmetrocapulus corrugatus †Symmetrodontoides †Symmetrodontoides...
- †Sycodes †Sycopsis †Sycostoma †Sycotypus †Sydaphera †Sylvestrosphaera †
Symmetrocapulus Synaptocochlea †Syncera †Syngenochelus †Syntomodrillia †Syrnola †Tachyrhync****a...
