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Museum of Comparative Zoology, Harvard University   cc-by-nc-sa-3.0

Calosoma haydeni is a species of beetles in the family ground beetles.

EOL has data for 6 attributes, including:

Known occurrences, collected specimens and observations of Calosoma (Blaptosoma) haydeni G. Horn 1870 from the Global Biodiversity Information Facility   GBIF provides free and open access to biodiversity data. View this species on GBIF