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Title: Ursus arctos [Go to resource]
Description: canine tusk? Publisher: Tyne & Wear Archives & Museums Subjects: Classification: Chordata
MammaliaTemporal: Carboniferous period (362 - 290 million years ago) Source: Tyne & Wear Archives & Museums Identifier: http://www.twmuseums.org.uk/geofinder/se... Go to resource More Like this...
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