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Keywords from Image Description:
The cave fauna of North America Pl. . PL SMITH AND AUTHOR DEU CRANGONYX VITREUS AND PACKARDII ETC Pl Illustration biodiversitylibrary org title Packard NameFound Crangonyx vitreus NameConfirmed Crangonyx vitreus Biodiversity Heritage Library The cave fauna of North America Cave animals Caves North America Smithsonian Institution