Polyrhizodus constrictus
Davis, 1883
Classification: Euchondrocephali Petalodontiformes Petalodontidae
	Reference of the original description
	
	
On the fossil fishes of the Carboniferous Limestone Series of Great Britain. Scientific Transactions of the Royal Dublin Society, Series 2, 1: 327–548
On the fossil fishes of the Carboniferous Limestone Series of Great Britain. Scientific Transactions of the Royal Dublin Society, Series 2, 1: 327–548
	Types
Polyrhizodus constrictus
	
	
	
Polyrhizodus constrictus
Description:
Citation: Polyrhizodus constrictus Davis, 1883: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 11/2025
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		Remarks
shark-references Species-ID=9260;
synonym of Polyrhizodus magnus after Woodward (1889) p. 57 [2593]
		shark-references Species-ID=9260;
synonym of Polyrhizodus magnus after Woodward (1889) p. 57 [2593]
		References
		
	
		
		
			
Rise and diversification of chondrichthyans in the Paleozoic. Paleobiology, 50(2), 271–284
DOI: 10.1017/pab.2024.1
	
	
		
		
			
Handbook of Paleoichthyology, Vol. 3D: Chondrichthyes Paleozoic Elasmobranchii: Teeth Verlag Dr. Friedrich Pfeil, pp. 168, 154 fig., 4 Tab.
	
	
		
		
			
On the fossil fishes of the Carboniferous Limestone Series of Great Britain. Scientific Transactions of the Royal Dublin Society, Series 2, 1: 327–548
	
	
Rise and diversification of chondrichthyans in the Paleozoic. Paleobiology, 50(2), 271–284
DOI: 10.1017/pab.2024.1

Handbook of Paleoichthyology, Vol. 3D: Chondrichthyes Paleozoic Elasmobranchii: Teeth Verlag Dr. Friedrich Pfeil, pp. 168, 154 fig., 4 Tab.

On the fossil fishes of the Carboniferous Limestone Series of Great Britain. Scientific Transactions of the Royal Dublin Society, Series 2, 1: 327–548
				
				
    					
    					
    					
    					
                        
    					








