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Plate XVI. — Carpal and Metacarpal Bones 



D. — PISIFORM BONE OF LEFT CARPUS— ANTERIOR ASPECT 



I. Facet for radius. 2. Facet for cuneiform. 



A.— METAC.\RI'AL BONES— LATERAL ASPECT 

 I. Small metacarp.ll bone. 2. Large metacarpal bone. 3. Dif- 

 fused splint. 4. Button of small metacarpal bone. 5. Nodular 

 splint. 



B. — CARPAL AND METACARPAL BONES— POSTERIOR ASPECT 



I. Radius. 2. Pisiform. 3. Semilunar. 4. Magnum. 5. Sca- 

 phoid. 6. Unciform. 7. Trapezoid. 8. Outer small metacarpal 

 (body). 9. Inner small metacarpal (head). 10. Large meta- 

 carpal bone. n. Button of small metacarpal bone. 12. Sesa- 

 moid bone. 13. Suffraginis. 



C— PISIFORM BONE OF LEFT CARPUS— OUTER ASPECT 



I. Facet for radius. 2. Convex outer surface. 3. Facet for 

 cuneiform. 4. Groove for tendon of flexor metacarpi < 



E.— PISIFORM BONE OF LEFT CARPUS— INNER ASPECT 

 I. Facet for radius. 2. Concave and smooth inner surface 

 which forms outer boundary of carpal sheath. 



F.— SESAMOID BONE— INNER SURF.^CE 

 J. Roughened area for attachment of intersesamoidean liga- 

 ment. 2. Convex area covered in recent state by fibro-cartilage. 



G. — SESAMOID BONE — OUTER SURFACE 



I. Roughened depression for attachment of slip from suspensory 

 ligament and also the lateral fetlock and lateral sesamoidean 

 ligaments. 2. Articular surface. 



