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Body size trends and energetic constraints predict declining abundance of trilobites in the Ordovician of North America 文摘
2006
作者:  Finnegan. Seth;  Droser, Mary L.
Adobe PDF(109Kb)  |  收藏  |  浏览/下载:398/28  |  提交时间:2015/06/17
Differences in size of early Paleozoic Bivalves and Brachiopods: the influence of intrinsic and extrinsic factors on body size evolution 文摘
2002
作者:  Krause, Richard A. Jr;  Stempien, Jennifer;  Kowalewski, Michal;  Miller, Arnold I.
Adobe PDF(119Kb)  |  收藏  |  浏览/下载:376/11  |  提交时间:2015/06/17