calycoceras造句

例句与造句

1. Although somewhat similar in appearance to " Calycoceras ", " Conlinoceras " differs in having sparser, more widely spaced ribs.
2. ""'Conlinoceras " "', once included with " Calycoceras " as the subgenus " Calycoceras ( Conlinocras ) ", is a strongly ribbed, evolute ammmonite, belonging to the acanthoceratid subfamily Acanthoceratinae, known from the Cenomanian stage of the Upper Cretaceous.
3. ""'Conlinoceras " "', once included with " Calycoceras " as the subgenus " Calycoceras ( Conlinocras ) ", is a strongly ribbed, evolute ammmonite, belonging to the acanthoceratid subfamily Acanthoceratinae, known from the Cenomanian stage of the Upper Cretaceous.
4. It's difficult to find calycoceras in a sentence. 用calycoceras造句挺难的