Examples from the Web for pisiform
The bones of the proximal row are the radiale, the ulnare, and the pisiform.
The pisiform bone, situated at the external part of the first row of bone, is prominent posteriorly.
The pisiform is called the hooked bone in some veterinary anatomies.
The ulnare, intermedium and pisiform are comparatively large flattened bones, the others are small and cubical.
The pisiform also is well developed, but there is no radial sesamoid.