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  1. The flowering plants of Africa
An analytical key to the genera of African phanerograms
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    Franz Thonner
    The flowering plants of Africa
An analytical key to the genera of African phanerograms
  2. Memoirs of the Distinguished Men of Science of Great Britain Living in the Years 1807-8
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    William Walker
    Memoirs of the Distinguished Men of Science of Great Britain Living in the Years 1807-8
  3. On Growth and Form
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    D Arcy Wentworth Thompson
    On Growth and Form
  4. A Monograph on the Sub-class Cirripedia (Volume 2 of 2)
The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc.
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    Charles Darwin
    A Monograph on the Sub-class Cirripedia (Volume 2 of 2)
The Balanidæ, (or Sessile Cirripedes); the Verrucidæ, etc., etc.
  5. Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, Plates
Report on the Scientific Results of the Voyage of H.M.S. Challenger During the Years 1873-76, Vol. XVIII
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    Ernst Haeckel
    Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, Plates
Report on the Scientific Results of the Voyage of H.M.S. Challenger During the Years 1873-76, Vol. XVIII
  6. Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, First Part: Porulosa (Spumellaria and Acantharia)
Report on the Scientific Results of the Voyage of H.M.S. Challenger During the Years 1873-76, Vol. XVIII
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    Ernst Haeckel
    Report on the Radiolaria Collected by H.M.S. Challenger During the Years 1873-1876, First Part: Porulosa (Spumellaria and Acantharia)
Report on the Scientific Results of the Voyage of H.M.S. Challenger During the Years 1873-76, Vol. XVIII
  7. The Sea-beach at Ebb-tide
A Guide to the Study of the Seaweeds and the Lower Animal Life Found Between Tide-marks
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    Augusta Foote Arnold
    The Sea-beach at Ebb-tide
A Guide to the Study of the Seaweeds and the Lower Animal Life Found Between Tide-marks

  8. An Introduction to Entomology: Vol. 2
or Elements of the Natural History of the Insects

    William Kirby

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    William Kirby
    An Introduction to Entomology: Vol. 2
or Elements of the Natural History of the Insects
  9. Evolution and Classification of the Pocket Gophers of the Subfamily Geomyinae
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    Robert J. Russell
    Evolution and Classification of the Pocket Gophers of the Subfamily Geomyinae

  10. Fathers of Biology

    Charles McRae

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    Charles McRae
    Fathers of Biology

  11. Systematic Status of a South American Frog, Allophryne ruthveni Gaige

    Howard L. Freeman

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    Howard L. Freeman
    Systematic Status of a South American Frog, Allophryne ruthveni Gaige

  12. A New Species of Heteromyid Rodent from the Middle Oligocene of Northeast Colorado with Remarks on the Skull

    Edwin C. Galbreath

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    Edwin C. Galbreath
    A New Species of Heteromyid Rodent from the Middle Oligocene of Northeast Colorado with Remarks on the Skull

  13. Taxonomic Notes on Mexican Bats of the Genus Rhogeëssa

    E. Raymond Hall

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    E. Raymond Hall
    Taxonomic Notes on Mexican Bats of the Genus Rhogeëssa

  14. Hybridization Between Two Species of Garter Snakes

    Hobart M. Smith

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    Hobart M. Smith
    Hybridization Between Two Species of Garter Snakes

  15. Geographic Variation in Red-backed Mice (Genus Clethrionomys) of the Southern Rocky Mountain Region

    E. Lendell Cockrum

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    E. Lendell Cockrum
    Geographic Variation in Red-backed Mice (Genus Clethrionomys) of the Southern Rocky Mountain Region

  16. Phylogeny of the Waxwings and Allied Birds

    M. Dale Arvey

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    M. Dale Arvey
    Phylogeny of the Waxwings and Allied Birds

  17. A New Subspecies of Slider Turtle (Pseudemys scripta) from Coahuila, México

    John M. Legler

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    John M. Legler
    A New Subspecies of Slider Turtle (Pseudemys scripta) from Coahuila, México

  18. The Systematic Status of Eumeces pluvialis Cope

    Hobart M. Smith

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    Hobart M. Smith
    The Systematic Status of Eumeces pluvialis Cope
  19. An Annotated Check List of the Mammals of Michoacán, México
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    E. Raymond Hall
    An Annotated Check List of the Mammals of Michoacán, México

  20. Subspeciation in the Meadow Mouse, Microtus pennsylvanicus, in Wyoming, Colorado, and Adjacent Areas

    Sydney Anderson

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    Sydney Anderson
    Subspeciation in the Meadow Mouse, Microtus pennsylvanicus, in Wyoming, Colorado, and Adjacent Areas

  21. The Subspecific Status of Two Central American Sloths

    E. Raymond Hall

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    E. Raymond Hall
    The Subspecific Status of Two Central American Sloths

  22. A New Subspecies of the Black Myotis (Bat) from Eastern Mexico

    Ticul Alvarez

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    Ticul Alvarez
    A New Subspecies of the Black Myotis (Bat) from Eastern Mexico

  23. Geographic Variation in the North American Cyprinid Fish, Hybopsis gracilis

    Frank B. Cross

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    Frank B. Cross
    Geographic Variation in the North American Cyprinid Fish, Hybopsis gracilis

  24. Pleistocene Soricidae from San Josecito Cave, Nuevo Leon, Mexico

    James S. Findley

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    James S. Findley
    Pleistocene Soricidae from San Josecito Cave, Nuevo Leon, Mexico

  25. Pliocene and Pleistocene Records of Fossil Turtles from Western Kansas and Oklahoma
University of Kansas Publications Museum of Natural History Volume 1

    Edwin C. Galbreath

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    Edwin C. Galbreath
    Pliocene and Pleistocene Records of Fossil Turtles from Western Kansas and Oklahoma
University of Kansas Publications Museum of Natural History Volume 1

  26. Two New Moles (Genus Scalopus) from Mexico and Texas

    Rollin H. Baker

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    Rollin H. Baker
    Two New Moles (Genus Scalopus) from Mexico and Texas

  27. Marine Protozoa from Woods Hole
Bulletin of the United States Fish Commission 21:415-468, 1901

    Gary N. Calkins

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    Gary N. Calkins
    Marine Protozoa from Woods Hole
Bulletin of the United States Fish Commission 21:415-468, 1901
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