1 Dossier(s) trouvé(s) pour le chercheur principal "Day, James" (les projets pluriannuels sont regroupés): Vous ne trouvez pas les résultats souhaités? Essayez la recherche avancée..
chercheur principal:Day, James E. Année(s) de permis:
1997
Résumé:
The Hay River region features a complete well preserved Upper Devonian deposits that accumulated over a span of time when known or suspected major species extinctions, sea level & climate changes have been detected in other sites in North America, Europe & Asia. Goals of the project are to: 1) collect new detailed fossil data to allow for more accurate age estimates of Upper Devonian deposits in ...