New trilobites from the Maquoketa beds of Fayette county, Iowa/
| Main Author: | |
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| Format: | Book |
| Language: | English |
| Published: |
Chicago, USA,
1913
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| Series: | Fieldiana: geology ; Publication of Field Museum of Natural History : Geological series ;
IV, no. 3 |
| Subjects: |
| Item Description: | Plates accompanied by guard sheets with descriptive letterpress |
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| Physical Description: | p. 43-83 : ill., pl. XIII-XVIII ; 25 cm. |