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Instituto Geológico y Minero de España |
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| Entrada principal: | STUMM Erwin C. |
| Título: | Lower middle devonian phacopid trilobites from Michigan, Southwestern, Ontario, and the Ohio Valley |
| Autor: | Stumm, Erwin C. |
| Publicación: | Michigan: University of Michigan Press, 1954 |
| Descripción Física: | <10> h.; il.; 24 cm |
| Notas: | En : Contribution from the Museum of Paleontology / University of Michigan, Vol. XI, n 11, october 15, p201 - 221 |
| Signatura: | C 468 - 3 |
| Localización: | IGME - Biblioteca |