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1. Biology The place where a type specimen was captured, collected, or observed.
2. Geology The place or region where a mineral, rock, series of rocks, or formation best exemplifies its type or standard description, often being the location where it was first found and recognized.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.