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| First Page | Document Content | |
|---|---|---|
 Date: 2012-07-05 02:20:05Geochronology Geologic time scale Paleontology Ammonites Stratigraphy Stephanoceras Bajocian Biostratigraphy Geological unit Geology Historical geology Jurassic |
| Aptian ammonites from Mazapil, Zacatecas State (north-central Mexico) studied by BURCKHARDT in 1906: A revisionDocID: 1riwq - View Document |
| Ivaldiceras, a new genus of heteromorphic ammonites from the Lower Aptian of southeast FranceDocID: 1q3DR - View Document |
| Ammonites fossilisées Haugia variabilisDocID: 1awmE - View Document |
| Selected publications of the Entomology Collections, 1994 – 2003DocID: 18wCl - View Document |
| Iguanodon Trilobites AmmonitesDocID: 18uns - View Document |