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21
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22Published 1894“...Publication (Field Museum of Natural History) ;...”
Book -
23by Columbus, Christopher“...Publication (Field Museum of Natural History) ;...”
Published 1895
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24by Millspaugh, Charles Frederick, 1854-1923“...Publication (Field Museum of Natural History) ; Publication (Field Museum of Natural History...”
Published 1895
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25
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26by Dorsey, George A. (George Amos), 1868-1931“...Publication (Field Museum of Natural History : 1909) ;...”
Published 1940
Internet Archive
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27by Mason, John Alden, 1885-1967“...Publication (Field Museum of Natural History : 1909) ;...”
Published 1931
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28
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29
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30
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31
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32
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33
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34
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35
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36
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37by Obenchain, Jeannette Brown“...Publication (Field Museum of Natural History) ;...”
Published 1925
Book -
38by Schmidt, Karl Patterson, 1890-1957“...Publication (Field Museum of Natural History) ;...”
Published 1926
Book -
39by Osgood, Wilfred Hudson, 1875-1947“...Publication (Field Museum of Natural History) ;...”
Published 1913
Book -
40by Meek, Seth E. (Seth Eugene), 1859-1914“...Publication (Field Museum of Natural History) ;...”
Published 1899
Book