n10809317
| type | n |
| lex_filenum | 18 |
| def | United States naturalist (born in Switzerland) who studied fossil fish |
| def | recognized geological evidence that ice ages had occurred in North America (1807-1873) |
| Outgoing links | |
| Instance Hypernym | naturalist, natural scientist |
| Incoming links | |
| Instance Hyponym | naturalist, natural scientist |
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