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| Text Source: | Zanatta, D.T., and J.L. Metcalfe-Smith. 2002b. COSEWIC Status Report on Round Hickorynut (Obovaria subrotunda). COSEWIC. 38 pages. Dextrase, A.J. 2003b. COSSARO Candidate Species Evaluation Form for Round Hickorynut (Obovaria subrotunda). OMNR. 6 pages. |
| Ontario Map Source: | See Zanatta and Metcalfe-Smith in text source. |
| North American Map Source: | See Zanatta and Metcalfe-Smith in text source. |
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| About the Species at Risk Module :: Glossary | Please send your comments to bio-ontario@rom.on.ca |
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