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II 



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III 



IV 



V. 



ALLIGATOR MISSISSIPIENSIS. SPINAL CORD. 



I LUMBAR ENLARGEMENT, II DORSAL REGION, 



III CERVICAL ENLARGEMENT, IV THROUGH THE 



ROOTS OF THE SPINAL ACCESSORY NERVE. 



Gclatiiu Negatives Nos. 130-133. Miller Bros, i Inch. 



