INDEX TO VOLUME VI. 



Abell, John, deposit in museum, Ixiv. 

 Abert, Col. J. J., don. to lib., xxviii., 



xxxii., Ixxiii. 

 Acad. C. L. C. Nat.- Curiosorum, don. 



to lib. xiv., xlix., lix Ixxvi. 

 Acad. Nationale des Sci. &c. de Lyon, 



don. to lib. Ixix. 

 Adams, Prof. C. B., don. to lib., xxxvi, 



xlviii. > 



Agardh, J. G., don. to lib., xlv. 

 Agassiz, Prof., communication from, in 



relation to Cambarus Gambelii, 375. 

 Agnew, Rev. Wm. G., don. to mus. 



Ixxv. 

 Albany Institute, don. to lib., Ivi. 

 American Academy of Arts aod Sci., 



don. to lib., Ixix. 

 American Philosophical Society, don. 



to lib., ix., XXV., Ixxvi. 

 American Pomolog. Society, don. to 



lib., xlix. 

 Anatomical Collection of the late Dr. 



S. G. Morton, presented by members 



and others, Ixiv. 

 Annals of Science, don. of by Editor, 



Ixv, ixvi, Ixix, Ixxi, Ixxii, Ixxiii, 



Ixxviii. 

 Andrews, Israel D., don. t lib., Ixxvi. 

 Ashmead, Chas. C, don. to mus.,xxxv. 



lix. 

 Ashmead, Samuel, don. to mus., xvi., 



XXXV., xliv., Ixxii. Remarks on a 



collection of Marine Algoe, 147. 

 Audubon and Bachman, description of 



a new American Fox, 114. 



Baird, Prof. S. F., note in reference to 

 Vulpes Utah, 124. 



Baird, Prof, and C. Girard, on the cha- 

 racters of some new Reptiles in the 

 Museum of the Smithsonian Institu- 

 tion, 68, 125, 173; Descriptions of 

 new species of Reptiles, collected by 

 the U. 6. Expl. Exp., Capt. Wilkes, 

 174, 420 ; List of iReptiles collected 

 in California by Dr. J. Le Conte, with 



descriptions of new speciesj 300 ; 

 Descriptions of some new Fishes from 

 the River Zuni, 368 ; Description of 

 new species of Fishes, collected by 

 Mr. John H. Clark, on the U. S and 

 Mexican Boundary Commission, 387; 

 Description of new species ef Fishes, 

 collected by Capts. Marcy and Mc- 

 Clellan in Arkansas, 390. 



Bache, Prof. F., don. to lib., Ixxviii. 



Bailey, Prof. J. W., (see Harvey.) 



Barry, Rev. A. C, don. to mus., Ixviii. 



Bathygnathus borealis, lower jaw of, 

 presented by Dr. Leidy, Mr. Lea and 

 \V. S. Vaux, Ixxiv. 



BischofF, Dr.G. G., don. to lib., xxxviii. 



Blagoe, Benj., don. to mus., xliv. 



Bland, Thomas, don. to lib., xlv. 



Boston Soc of Nat. History, don. to lib. 

 by, ii., vi., xi., xiv., xvii., xxviii., 

 xxxiii., xlix., Ivi., Iviii., Ixvii., Ixx. 



Botto, G. D., don. to lib., ii. 



Boue, Dr. Ami, don. to lib., Ixxvii. 



Brasier, A. J., don. to lib., Ixvii. 



Bridges, Dr. R., don. to lib., xiv. 



Brown, F., Jr., don. to mus., Ixiv. 



Browne, Peter A., don. to lib., xxii. 



Budd, Dr. C. H.,don. to mus., viii.jxvi. 

 xvii. 



Burtt, Dr., U. S. N., don. to mus., i., 

 viii., xvi., xvii., xxvii., xxxii. ; don. 

 to lib., xxii. ; on the influence of Sul- 

 phuretted Hydrogen arising from the 

 Bay of Callao on Fishes in its waters, i. 



Butler, Pierce, don. to mus., liii. 



By-Laws, amendmients to, 375, 403. 



Carson, Prof. Jos., don. to lib., xiv.l. 



Carter, Dr. Charles, don. to mus., Ixiv. 



Cassin, John, don. to mus.,i. ; remarks 

 on the Birds from the Arctic regions, 

 presented by Dr. Kane, 107 ; an- 

 nouncement of Dr. Heermann's re- 

 turn from California, 147 ; Descrip- 

 tion of new species of Birds in the 

 collection of the Acad. Nat. Sci., 184 ; 



