ToL Scientific Contributors for Ptiliinae
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W. Eugene Hall
University of Arizona
(Hydroscaphidae, Ptiliidae, Sphaeriusidae)
ToL Media Contributors for Ptiliinae
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W. Eugene Hall
University of Arizona
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David R. Maddison
Oregon State University
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Katja Schulz
Smithsonian Institution, National Museum of Natural History, Washington, DC, USA
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Margaret K. Thayer
The Field Museum, Chicago, Illinois, USA
