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The Paleobiology Database originated in the NCEAS-funded Phanerozoic Marine Paleofaunal Database initiative, which operated from August 1998 through August 2000. From 2000 to 2015, PBDB received funding from the National Science Foundation. PBDB also received support form the Australian Research Council.
Cite PBDB in the Paleobiology Database Template documentation [ view ] [ edit ] [ history ] [ purge ] This is a template to generate links to the Paleobiology Database .
Fossilworks was a portal which provides query, download, and analysis tools to facilitate access to the Paleobiology Database, a large relational database assembled by hundreds of paleontologists from around the world.
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An analysis of the Paleobiology Database (PBDB) and Geobiodiversity Database (GBDB) found no statistical basis for separating the two radiations into discrete events. [ 45 ] A proposed biodiversity gap known as the Furongian Gap is thought by some researchers to have existed between the Cambrian Explosion and GOBE existed during the Furongian ...
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Paleobiology (or palaeobiology) is an interdisciplinary field that combines the methods and findings found in both the earth sciences and the life sciences. Paleobiology is not to be confused with geobiology , which focuses more on the interactions between the biosphere and the physical Earth .
Heteractinida is an extinct grade of Paleozoic (Cambrian–Permian) sponges, sometimes used as a class or order.They are most commonly considered paraphyletic with respect to Calcarea (calcareous sponges), [1] [2] [3] though some studies instead argue that they are paraphyletic relative to Hexactinellida (glass sponges). [4]