Trapezohedron
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In geometry, an n-gonal trapezohedron, n-trapezohedron, n-antidipyramid, n-antibipyramid, or n-deltohedron is the dual polyhedron of an n-gonal antiprism. The 2n faces of an n-trapezohedron are congruent and symmetrically staggered; they are... Wikipedia
Dual polyhedron: (convex) uniform n-gonal antiprism
Edges: 4n
Faces: 2n congruent kites
Properties: convex, face-transitive, regular vertices
Rotation group: Dn,+, (22n), order 2n
Schläfli symbol: ⨁
Vertex configuration: V3.3.3.n