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  1. By: Gertsch, Willis John, - Wallace, Howard K.
    Publication info: New York City, The American Museum of Natural History, [1935]
    Holding Institution: American Museum of Natural History Library
    Subjects: 59.54,4L(7)  Arachnida  Classification  North America  Spiders  wolf spiders
  2. By: Barnes, Robert D.
    Publication info: New York, N.Y, American Museum of Natural History, [1959]
    Holding Institution: American Museum of Natural History Library
    Subjects: 59.54,4L(7)  Arachnida  Classification  Mexico  North America  Pardosa  Pardosa lapidicina  Phylogeny  Southwestern States  Spiders  wolf spiders  
  3. By: Gertsch, Willis John,
    Publication info: New York, American Museum of Natural History, [1951]
    Holding Institution: American Museum of Natural History Library
    Subjects: 59.54,4L(7)  Arachnida  Classification  Linyphiidae  Spiders  United States  
  4. By: Gertsch, Willis John, - Wallace, Howard K.
    Publication info: New York City, The American Museum of Natural History, [1937]
    Holding Institution: American Museum of Natural History Library
    Subjects: 59.54,4L(7)  America  Arachnida  Classification  Spiders  wolf spiders
  5. By: Gertsch, Willis John,
    Publication info: New York City, The American Museum of Natural History, [1934]
    Holding Institution: American Museum of Natural History Library
    Subjects: 59.54,4L(7)  Arachnida  Classification  North America  Spiders  wolf spiders
  6. By: Gertsch, Willis John,
    Publication info: New York, N.Y, American Museum of Natural History, [1958]
    Holding Institution: American Museum of Natural History Library
    Subjects: 59.54,4L(7)  Arachnida  Central America  Classification  Loxosceles  North America  Spiders  West Indies