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Keywords from Image Description:
PZSLPage. Phaneropleuron curtum Wh Whiteaves en Scales of an osteolepiform from the Late Devonian of Canada inner bony layer sp spinelet vc vascular space Proceedings of the Zoological Society of London org vol issue org page page published From Lankester's Treatise on Zoology by permission of Messrs Black PDold PZSL