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Invertebrates: Belemnites: Duvalia dilatata dilatata |
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Written by Keith Minor
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Duvalia dilatata dilatata (de Blainville, 1827)   
Remarks - Collector: Emmanuel Pénagé
- Formation: Late Hauterivian rocks
- Location: France
General Info Synonyms (older names and misidentifications in the literature) - 1827 Belemnites dilatatus de Blainville
- 1829 Belemnites dilatatus de Blainville; Raspail
- Sorry for the missing synonymy. We'll get a full list soon.
Stratigraphic Occurrence - Middle to Late Hauterivian rocks of France
Age - Duvalia dilatata dilatata (de Blainville) ranges from the Crioceratites loryi zone to the Pseudothurmannia angulicostata zone, late Early Hauterivian to Latest Hauterivian Stage (128-124 mya).
Geographic Occurrence (not an all-inclusive list) Remarks For identification and figures, see: - Blainville, H. M. Ducratoy de. 1827. Mémoire sur les Bélemnites, Considérées Zoologiquement et Géologiquement. Paris, Strasbourg: F. G. Levrault, 136 pp (plate 5, fig's 18 and 18a).
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Last Updated ( Thursday, 26 June 2008 )
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