Did you mean: Pentagonal ortho rotunda
Pentagonal orthobirotunda
In geometry, the pentagonal orthobirotunda is one of the Johnson solids. It can be constructed by joining two pentagonal rotundae along their decagonal faces, matching like faces.
A Johnson solid is one of 92 strictly convex polyhedra that is... Wikipedia
Faces: 2x10 triangles; 2+10 pentagons