Johnson Solids (Page 2)

(box: x-ray)  (F: faces)  (slider: perspective)  (image: L=rotate R=zoom)  (M: metrics)

(J29) Square Gyrobicupola
Vertices:  16  ({8 * 2}[4])
Faces:18  (8 equilateral triangles + {8 + 2} squares)
Edges:32
Symmetry:  4-fold Antiprismatic  (D4v)
(values below based on edge length = 1)
Volume:(6+4*sqrt(2))/3    ≈3.8856180831641267317