| Term | Definition |
| scaphoid | proximal row, first bone, lateral (thumb) to medial |
| lunate | proximal row, second bone, lateral (thumb) to medial |
| triquetral | proximal row, third bone, lateral (thumb) to medial |
| pisiform | proximal row, fourth bone, lateral (thumb) to medial |
| trapezium | distal row, first bone, lateral (thumb) to medial, articulates with I metacarpal |
| trapezoid | distal row, second bone, lateral (thumb) to medial, articulates with II metacarpal |
| capitate | distal row, third bone, lateral (thumb) to medial, articulates with III metacarpal |
| hamate | distal row, fourth bone, lateral (thumb) to medial, articulates with IV and V metacarpal |