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  1. By: Lehmann, Ingo - Universität Bonn
    Publication info: Hamburg, The author, 2013
    Holding Institution: Natural History Museum Library, London
  2. By: Payne, Ansel. - Barden, Phillip M. - Wheeler, Ward - Carpenter, James M. (James Michael),
    Publication info: New York, NY, American Museum of Natural History, [2013], ©2013
    Holding Institution: American Museum of Natural History Library
  3. By: Maher, Colin T., - Tobalske, Claudine, - University of Montana--Missoula. College of Forestry and Conservation, - Whitebark Pine Ecosystem Foundation,
    Publication info: [Missoula, Montana], College of Forestry & Conservation, University of Montana, [not before 2013]
    Holding Institution: Montana State Library
  4. By: Mantilla-Meluk, Hugo - Texas Tech University. Museum, - Texas Tech University. Natural Science Research Laboratory.
    Publication info: Lubbock, TX, Museum of Texas Tech University, [2014]
    Holding Institution: Museum of Texas Tech University
  5. By: Bachen, Daniel A. - Maxell, Bryce A. (Bryce Alan) - Montana Natural Heritage Program, - United States. Bureau of Land Management. - United States. Bureau of Land Management. South Dakota Field Office,
    Publication info: Helena, MT, Montana Natural Heritage Program, 2014
    Holding Institution: Montana State Library
  6. By: Baker, Robert J. - Bradley, Lisa C - Bradley, Robert D. - Garner, Heath J., - Texas Tech University. Museum, - Texas Tech University. Natural Science Research Laboratory.
    Publication info: Lubbock, TX, Museum of Texas Tech University, 2014
    Holding Institution: Museum of Texas Tech University
  7. By: United States. Bureau of Land Management. - United States. Bureau of Land Management. Cottonwood Field Office.
    Publication info: Cottonwood, Idaho, U.S. Department of the Interior, Bureau of Land Management, Cottonwood Field Office, 2014
    Holding Institution: Bureau of Land Management
  8. By: Rozen, Jerome G. (Jerome George), - Go, Hadel H.
    Publication info: New York, NY, American Museum of Natural History, [2015]
    Holding Institution: American Museum of Natural History Library
  9. By: Geluso, Kenneth N. - Geluso, Keith - Texas Tech University. Museum, - Texas Tech University. Natural Science Research Laboratory.
    Publication info: Lubbock, TX, Museum of Texas Tech University, [2015]
    Holding Institution: Museum of Texas Tech University
  10. By: Vea, Isabelle M. - Grimaldi, David A.
    Publication info: New York, NY American Museum of Natural History [2015]
    Holding Institution: American Museum of Natural History Library
  11. By: United States. Bureau of Land Management.
    Publication info: [Washington D.C.?], U.S. Department of the Interior, Bureau of Land Management, 2015
    Holding Institution: Bureau of Land Management
  12. By: Salazar-Bravo, Jorge - Pardiñas, Ulyses F. J. - Teta, Pablo - Zeballos, Horacio
    Publication info: Lubbock, TX, Museum of Texas Tech University, [2016]
    Holding Institution: Museum of Texas Tech University
  13. By: Hart, Melissa (Ecologist), - Vance, Linda K. (Katherine) - United States. Environmental Protection Agency, - Montana Natural Heritage Program.
    Publication info: Helena, MT, Montana Natural Heritage Program, 2017
    Holding Institution: Montana State Library
  14. By: Engel, Michael S. - Alqarni, Abdulaziz S. - Shebl, Mohamed
    Publication info: New York, NY American Museum of Natural History [2017]
    Holding Institution: American Museum of Natural History Library
  15. By: Geluso, Keith - Andersen, Brett R. - Geluso, Kenneth N.
    Publication info: Lubbock, TX, Museum of Texas Tech University, 2017
    Holding Institution: Museum of Texas Tech University
  16. By: Johnson, Owen J., - Geluso, Keith
    Publication info: Lubbock, TX, Museum of Texas Tech University, 2017
    Holding Institution: Museum of Texas Tech University
  17. By: Stevens, Richard D. - Bohlender, Erin E. - Garcia, Carlos J. - Gregory, Beau B.,
    Publication info: Lubbock, TX, Museum of Texas Tech University, 2017
    Holding Institution: Museum of Texas Tech University
  18. By: Rozen, Jerome G. (Jerome George), - Smith, Corey Shepard - Kocher, Sarah D. - Wyman, Eli S.
    Publication info: New York, NY American Museum of Natural History [2018]
    Holding Institution: American Museum of Natural History Library
  19. By: Sparks, John S. - Chakrabarty, Prosanta
    Publication info: New York, NY, American Museum of Natural History, [2019]
    Holding Institution: American Museum of Natural History Library
  20. By: Landman, Neil H. - Kennedy, W. J. (William James) - Larson, Neal L. - Grier, Joyce C. - Grier, James W. - Linn, Tom.
    Publication info: New York, NY, American Museum of Natural History, [2019]
    Holding Institution: American Museum of Natural History Library
  21. By: Giarla, Thomas C. - Voss, Robert S.
    Publication info: [New York, NY], American Museum of Natural History, [2020]
    Holding Institution: American Museum of Natural History Library
  22. By: Gusmão, Luciana Câmara, - Rodríguez, Estefanía
    Publication info: New York, NY, American Museum of Natural History, [2021]
    Holding Institution: American Museum of Natural History Library
  23. By: Sparks, John S. - Chaloux, Nicholas, - Schelly, Robert C. - Gruber, David F. - Sparks, Tate S., - Phillips, Brennan T.,
    Publication info: New York, NY, American Museum of Natural History, [2021]
    Holding Institution: American Museum of Natural History Library
  24. By: Brady, Colin (Biologist) - Whitman, Matthew S. (Matthew Scott) - Varner, Matthew. - Miller, Scott W., - Cappuccio, Nicole. - Courtwright, Jennifer. - United States. Bureau of Land Management. Alaska State Office.
    Publication info: Anchorage, Alaska, U.S. Department of the Interior, Bureau of Land Management, 2021
    Holding Institution: Bureau of Land Management
  25. By: Grimaldi, David A.
    Publication info: New York, NY, American Museum of Natural History, [2022]
    Holding Institution: American Museum of Natural History Library
  26. By: Grimaldi, David A.
    Publication info: New York, NY, American Museum of Natural History, [2024]
    Holding Institution: American Museum of Natural History Library
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  1. By: Gould, John
    Type: Article
    In: The birds of Australia
    Volume: 7
    Date: 1848
    Page Range: --
    Publication Info: London Printed by R. and J. E. Taylor; pub. by the author [1840]-48
  2. By: Gould, John
    Type: Article
    In: The birds of Australia
    Volume: 7
    Date: 1848
    Page Range: --
    Publication Info: London Printed by R. and J. E. Taylor; pub. by the author [1840]-48
  3. By: Gould, John
    Type: Article
    In: The birds of Australia
    Volume: 7
    Date: 1848
    Page Range: --
    Publication Info: London Printed by R. and J. E. Taylor; pub. by the author [1840]-48
  4. By: Gould, John
    Type: Article
    In: The birds of Australia
    Volume: 7
    Date: 1848
    Page Range: --
    Publication Info: London Printed by R. and J. E. Taylor; pub. by the author [1840]-48
  5. By: Strickland, H E - Melville, A G
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 2
    Series: 2
    Date: 1848
    Page Range: 443--447
    Publication Info: London Taylor and Francis, Ltd
  6. By: Gamel, Ī. (Īosif),
    Type: Article
    In: Archiv für Naturgeschichte
    Volume: 14
    Issue: 1
    Date: 1848
    Page Range: 118--156
    Publication Info: Berlin, Nicolai, 1835-
  7. By: Gould, John
    Type: Article
    In: The birds of Australia
    Volume: 3
    Date: 1848
    Page Range: --
    Publication Info: London Printed by R. and J. E. Taylor; pub. by the author [1840]-48
  8. By: Gould, John
    Type: Article
    In: The birds of Australia
    Volume: 3
    Date: 1848
    Page Range: --
    Publication Info: London Printed by R. and J. E. Taylor; pub. by the author [1840]-48
  9. By: Gould, John
    Type: Article
    In: The birds of Australia
    Volume: 3
    Date: 1848
    Page Range: --
    Publication Info: London Printed by R. and J. E. Taylor; pub. by the author [1840]-48
  10. Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 4
    Date: 1848
    Page Range: 205--208
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  11. Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 4
    Date: 1848
    Page Range: 263--270
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  12. Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 4
    Date: 1848
    Page Range: 137--138
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  13. Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 4
    Date: 1848
    Page Range: 241--241
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  14. Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 4
    Date: 1848
    Page Range: 52--56
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  15. Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 4
    Date: 1848
    Page Range: 70--72
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  16. Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 4
    Date: 1848
    Page Range: 69--69
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  17. Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 4
    Date: 1848
    Page Range: 109--110
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  18. By: Gould, John
    Type: Article
    In: The birds of Australia
    Volume: 6
    Date: 1848
    Page Range: --
    Publication Info: London Printed by R. and J. E. Taylor; pub. by the author [1840]-48
  19. By: Gould, John
    Type: Article
    In: The birds of Australia
    Volume: 3
    Date: 1848
    Page Range: --
    Publication Info: London Printed by R. and J. E. Taylor; pub. by the author [1840]-48
  20. By: Lafresnaye, Frédéric, baron de,
    Type: Article
    In: Revue zoologique
    Volume: 11
    Date: 1848-01
    Page Range: 2--12
    Publication Info: Paris, Société cuvierienne, 1838-1848
  21. By: Lafresnaye, Frédéric, baron de,
    Type: Article
    In: Revue zoologique
    Volume: 11
    Date: 1848-02
    Page Range: 62--62
    Publication Info: Paris, Société cuvierienne, 1838-1848
  22. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1848-02-07
    Publication Info: [1836-1862]
  23. By: Dana, James Dwight,
    Type: Correspondence
    In: James Dwight Dana letters
    Date: 1848-02-17
    Page Range: --
  24. By: Guérin-Méneville, F.-É. (Félix-Édouard),
    Type: Article
    In: Revue zoologique
    Volume: 11
    Date: 1848-03
    Page Range: 86--86
    Publication Info: Paris, Société cuvierienne, 1838-1848
  25. By: Durand, Elias,
    Type: Correspondence
    In: Elias Durand letters to Asa Gray
    Date: 1848-05-26
    Publication Info: [1846-1873]
  26. By: Dana, James Dwight,
    Type: Correspondence
    In: James Dwight Dana letters
    Date: 1848-06-12
    Page Range: --
  27. By: Dana, James Dwight,
    Type: Correspondence
    In: James Dwight Dana letters
    Date: 1848-08-29
    Page Range: --
  28. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1848-09-18
    Publication Info: [1836-1862]
  29. By: Durand, Elias,
    Type: Correspondence
    In: Elias Durand letters to Asa Gray
    Date: 1848-09-22
    Publication Info: [1846-1873]
  30. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1848-12-06
    Publication Info: [1836-1862]
  31. By: Griffith, Richard C.
    Type: Article
    In: Proceedings of the Zoological Society of London
    Volume: 17
    Issue: 12-11
    Date: 1849
    Page Range: 163--172
    Publication Info: London Academic Press, [etc.] 1833-1965
  32. By: Desmarest, Eugène,
    Type: Article
    In: Annales de la Société entomologique de France
    Volume: 7
    Series: 2
    Date: 1849
    Page Range: 87--94
    Publication Info: Paris, La Société,
  33. By: Hartlaub, Gustav,
    Type: Article
    In: Revue et magasin de zoologie pure et appliquée
    Volume: 1
    Series: 2
    Date: 1849
    Page Range: 494--498
    Publication Info: Paris, Bureau de la Revue et Magasin de Zoologie, [1849-
  34. By: Pfeiffer, L. (Ludwig),
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 4
    Series: 2
    Date: 1849
    Page Range: 78--79
    Publication Info: London Taylor and Francis, Ltd
  35. By: Gambel, William,
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 3
    Series: 2
    Date: 1849
    Page Range: 317--318
    Publication Info: London Taylor and Francis, Ltd
  36. By: Hallowell, Edward,
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 4
    Series: 2
    Date: 1849
    Page Range: 76--77
    Publication Info: London Taylor and Francis, Ltd
  37. By: Gray, John Edward
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 3
    Series: 2
    Date: 1849
    Page Range: 76--77
    Publication Info: London Taylor and Francis, Ltd
  38. By: Gray, John Edward
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 4
    Series: 2
    Date: 1849
    Page Range: 246--248
    Publication Info: London Taylor and Francis, Ltd
  39. By: Walker, Francis,
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 4
    Series: 2
    Date: 1849
    Page Range: 41--48
    Publication Info: London Taylor and Francis, Ltd
  40. By: Cassin, John,
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 4
    Series: 2
    Date: 1849
    Page Range: 75--76
    Publication Info: London Taylor and Francis, Ltd
  41. By: Cassin, John,
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 4
    Series: 2
    Date: 1849
    Page Range: 225--229
    Publication Info: London Taylor and Francis, Ltd
  42. By: Gambel, William,
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 3
    Series: 2
    Date: 1849
    Page Range: 318--319
    Publication Info: London Taylor and Francis, Ltd
  43. Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 4
    Series: 2
    Date: 1849
    Page Range: 452--453
    Publication Info: London Taylor and Francis, Ltd
  44. By: Desmazières, J. B. H. J. (Jean Baptiste Henri Joseph),
    Type: Article
    In: Annales des sciences naturelles. Botanique
    Volume: 11
    Series: 3
    Date: 1849
    Page Range: 273--285
    Publication Info: Paris, Fortin, Masson, 1834-1937
  45. By: Durand, Elias,
    Type: Correspondence
    In: Elias Durand letters to Asa Gray
    Date: 1849-02-10
    Publication Info: [1846-1873]
  46. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1849-03-08
    Publication Info: [1836-1862]
  47. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1849-03-13
    Publication Info: [1836-1862]
  48. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1849-04-21
    Publication Info: [1836-1862]
  49. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1849-04-27
    Publication Info: [1836-1862]
  50. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1849-04-27
    Publication Info: [1836-1862]
  51. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1849-05-08
    Publication Info: [1836-1862]
  52. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1849-06-30
    Publication Info: [1836-1862]
  53. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1849-06-30
    Publication Info: [1836-1862]
  54. By: Dixwell, John J.
    Type: Correspondence
    In: Asa Gray correspondence. Senders D
    Date: 1849-08-09
    Publication Info: [1831-1895]
  55. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1849-08-29
    Publication Info: [1836-1862]
  56. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1849-09-24
    Publication Info: [1836-1862]
  57. By: Durand, Elias,
    Type: Correspondence
    In: Elias Durand letters to Asa Gray
    Date: 1849-09-27
    Publication Info: [1846-1873]
  58. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1849-09-28
    Publication Info: [1836-1862]
  59. By: Durand, Elias,
    Type: Correspondence
    In: Elias Durand letters to Asa Gray
    Date: 1849-10-19
    Publication Info: [1846-1873]
  60. By: Durand, Elias,
    Type: Correspondence
    In: Elias Durand letters to Asa Gray
    Date: 1849-10-20
    Publication Info: [1846-1873]
  61. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1849-10-29
    Publication Info: [1836-1862]
  62. Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 5
    Date: 1850
    Page Range: 119--119
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  63. Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 5
    Date: 1850
    Page Range: 323--328
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  64. By: Signoret, Victor,
    Type: Article
    In: Annales de la Société entomologique de France
    Volume: 8
    Series: 2
    Date: 1850
    Page Range: 65--66
    Publication Info: Paris, La Société,
  65. Type: Article
    In: Annales de la Société entomologique de France
    Volume: 8
    Series: 2
    Date: 1850
    Page Range: 299--346
    Publication Info: Paris, La Société,
  66. By: Gosse, Philip Henry,
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 6
    Series: 2
    Date: 1850
    Page Range: 344--348
    Publication Info: London Taylor and Francis, Ltd
  67. Type: Article
    In: Proceedings of the Zoological Society of London
    Volume: 1850
    Date: 1850
    Page Range: 9--10
    Publication Info: London Academic Press, [etc.] 1833-1965
  68. By: Lea, I - Lea, H C
    Type: Article
    In: Proceedings of the Zoological Society of London
    Volume: 1850
    Date: 1850
    Page Range: 179--197
    Publication Info: London Academic Press, [etc.] 1833-1965
  69. By: Gray, John Edward
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 5
    Series: 2
    Date: 1850
    Page Range: 510--511
    Publication Info: London Taylor and Francis, Ltd
  70. By: Gray, George Robert,
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 5
    Series: 2
    Date: 1850
    Page Range: 77--77
    Publication Info: London Taylor and Francis, Ltd
  71. By: Hentz, N M
    Type: Article
    In: Boston journal of natural history
    Volume: 6
    Date: 1850
    Page Range: 18--35
    Publication Info: Boston, Boston Society of Natural History,
  72. By: Walker, Francis,
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 6
    Series: 2
    Date: 1850
    Page Range: 41--48
    Publication Info: London Taylor and Francis, Ltd
  73. By: Cassin, John,
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 5
    Series: 2
    Date: 1850
    Page Range: 310--313
    Publication Info: London Taylor and Francis, Ltd
  74. By: Conrad, R A
    Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 5
    Date: 1850
    Page Range: 10--11
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  75. By: Westwood, J. O. (John Obadiah),
    Type: Article
    In: Proceedings of the Linnean Society of London
    Volume: 2
    Series: 2
    Date: 1850
    Page Range: 55--60
    Publication Info: London, Published for the Linnean Society of London by Academic Press [etc.], 1848-1968
  76. By: Baird, William,
    Type: Article
    In: Proceedings of the Zoological Society of London
    Volume: 1850
    Date: 1850
    Page Range: 254--257
    Publication Info: London Academic Press, [etc.] 1833-1965
  77. By: Blackwall, John,
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
    Volume: 6
    Series: 2
    Date: 1850
    Page Range: 336--344
    Publication Info: London Taylor and Francis, Ltd
  78. By: Pfeiffer, L. (Ludwig),
    Type: Article
    In: Proceedings of the Zoological Society of London
    Volume: 1849
    Date: 1850
    Page Range: 132--134
    Publication Info: London Academic Press, [etc.] 1833-1965
  79. By: Desmazières, J. B. H. J. (Jean Baptiste Henri Joseph),
    Type: Article
    In: Annales des sciences naturelles. Botanique
    Volume: 14
    Series: 3
    Date: 1850
    Page Range: 107--118
    Publication Info: Paris, Fortin, Masson, 1834-1937
  80. Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 5
    Date: 1850
    Page Range: 160--168
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  81. Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 5
    Date: 1850
    Page Range: 72--79
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  82. Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 5
    Date: 1850
    Page Range: 230--234
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  83. Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 5
    Date: 1850
    Page Range: 358--362
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  84. Type: Article
    In: Proceedings of the Academy of Natural Sciences of Philadelphia
    Volume: 5
    Date: 1850
    Page Range: 159--160
    Publication Info: Philadelphia, Academy of Natural Sciences of Philadelphia,
  85. By: Drayton, Joseph,
    Type: Correspondence
    In: Joseph Drayton letters related to the United States Exploring Expedition
    Date: 1850
  86. By: Drayton, Joseph,
    Type: Correspondence
    In: Joseph Drayton letters related to the United States Exploring Expedition
    Date: 1850-01-10
    Page Range: --
  87. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1850-01-23
    Publication Info: [1836-1862]
  88. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1850-04-22
    Publication Info: [1836-1862]
  89. By: Drayton, Joseph,
    Type: Correspondence
    In: Joseph Drayton letters related to the United States Exploring Expedition
    Date: 1850-05-17
    Page Range: --
  90. By: Durand, Elias,
    Type: Correspondence
    In: Elias Durand letters to Asa Gray
    Date: 1850-05-29
    Publication Info: [1846-1873]
  91. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1850-06-01
    Publication Info: [1836-1862]
  92. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1850-07-03
    Publication Info: [1836-1862]
  93. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1850-08-17
    Publication Info: [1836-1862]
  94. By: Drège, Jean F.
    Type: Correspondence
    In: Asa Gray correspondence. Senders D
    Date: 1850-08-31
    Publication Info: [1831-1895]
  95. By: Darlington, William,
    Type: Correspondence
    In: William Darlington letters to Asa Gray
    Date: 1850-12-19
    Publication Info: [1836-1862]
  96. By: Bleeker, P. (Pieter),
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  209. By: Audubon, John James, - Bachman, John,
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  210. By: Haidinger, Wilhelm,
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  211. By: Bleeker, P. (Pieter),
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  212. By: Brongniart, Adolphe,
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  215. By: Reeve, Lowell Augustus
    Type: Article
    In: The Annals and magazine of natural history; zoology, botany, and geology
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  216. By: Wallace, Alfred Russel,
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  217. By: Le Conte, John
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  218. By: Edgeworth, Michael Packenham
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  219. By: Kelaart, E. F. (Edward Frederick),
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  221. By: Pfeiffer, L. (Ludwig),
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  222. By: Baird, Spencer Fullerton,
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  226. By: Ayres, W. O.
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  228. By: Blackwall, John,
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  229. By: LeConte, John L. (John Lawrence),
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  232. By: Audubon, John James, - Bachman, John,
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  234. By: Unger, F. (Franz),
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  235. By: Audubon, John James, - Bachman, John,
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    Type: Correspondence
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    Type: Correspondence
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