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| Keywords: PZSL1907Page0758.png Eurynotus crenatus <small>Ag </small> Eurynothus crenatus <small>Agassiz 1834</small> en Scales of a primitive ray-finned fish from the Early Carboniferous <br/> A Diagrammatic view much enlarged<br/> B Surface view<br/> C Transverse section enlarged<br/> a anterior region covered by preceding scales ap articulating process c canaliculi in cosmine layer g ganoine layer h horizontal canals i isopedine layer o opening of vertical canals p anterior exposed region s outer surface vc vertical canals Proceedings of the Zoological Society of London http //archive org/details/proceedingsofzoo19074471121zool vol 1907 issue 4 http //archive org/stream/proceedingsofzoo19074471121zool page/758/mode/1up page 758 1907 published 1908 From Lankester's Treatise on Zoology by permission of Messrs A C Black PD-old PZSL 1907-4 Illustrations of fish scales Carboniferous Osteichthyes Mississippian fossils Palaeonisciformes | ||||
