Dilwyn, L. W. Penllegare, Wales. COt, «16. 



Ferussac, Baron de. Paris. 538, 695. 



Gale, L. D. 590. 



Gerson and Julius, Drs. Hamburgh. 709. 



Graves, E. A. 480, 635. 



Greville, R. K. Esq. Edinburgh, Scotland. 560, 700. 



Harlan, R. Dr. Prof. Zoology and Comp. Anat. Philadelphia. 566, 567, 



568, 569, 570. 

 Hooker, Dr. W. J. Professor of Botany, London University. 701. 

 Hosack, Dr. Prof. Practice of Physic, Rutgers Medical College. 489, 



491, 502, 513, 517, 525, 526, 529, 539, 543, 545, 553, 578, 



582, 583, 584, 685, 686, 605, 617, 618, 653, 660. 

 Inman, H. 524, 620, 668. 

 King, Dr. F. G. 498, 530, 556. 

 KirckkofF, Chevalier de. Antwerp. 591. 

 Llarve. P. Minister of Grace and Justice. Mexico. 595. 

 Lasteyrie, le Compte de. Paris. 705. 

 Lariviere, E. de. Bruxelles. 594. 

 Lindley, J. Esq. London. 600. 



Lovell, Dr. J. U. S. Army. Washington City. 603. 

 Manley, Dr. J. R. 607. 

 Mease, Dr. J. Philadelphia. 659. 

 Mitchill, Dr. S. L. 552, 612, 613, 643. 

 Morgan, G. C. 482. 

 Pascalis, Dr. F. 711. 



Porter, Dr. J. Plainfield, Mass. 685, 686. 

 Ranzani, C. Prof. Min. and Zool. Bologna. 622, 623, 624. 

 Sagra, Don Ramon de la. Professor of Botany. Havana. 634. 

 Schoolcraft, H. Sault Ste Marie. 639. 

 Schwaegrichen, F. Professor of Botany. Leipzig. 672. 

 Scrope, G. P. Esq. Sec. Geological Society. London. 642. 

 Silliman, B. Professor of Chemistry. Yale College. 690. 

 Sloat, Capt. J. D. U. S. Navy. 547. 

 Smith, S. R. 559. 



Somme, Professor. Antwerp. 648, 649. 

 Swainson, W. Esq. London. 652. 

 Swift, Dr. W. U. S. Navy. 531, 564. 

 Torrey, Dr. J. Prof. Chemistry, University of the State of New-York. 



629. 630, 633, 641, 656, 657. 

 Van Mons, C. J. Bruxelles. 662, 663, 664. 

 Warden, D. B. Esq. Paris. 541, 550, 581, 608, 715, 716, 717. 

 Williams, J. L. Esq. Philadelphia. 670. 



