Ptychodus ex. gr. decurrens
Agassiz, 1838
Classification: Elasmobranchii incert. sedis Ptychodontidae
	Reference of the original description
	
	
Recherches sur les poissons fossiles, 11th livraison (November 1838). Petitpierre et Prince (text) and H. Nicolet (plates), Neuchâtel, vol. 3: [73]-140, pl. 1a, 8a, 8b, 15, 17, 19, 20, 24, 25b, 30, 31, 32, 33, 34, 35, 39, 40.
Recherches sur les poissons fossiles, 11th livraison (November 1838). Petitpierre et Prince (text) and H. Nicolet (plates), Neuchâtel, vol. 3: [73]-140, pl. 1a, 8a, 8b, 15, 17, 19, 20, 24, 25b, 30, 31, 32, 33, 34, 35, 39, 40.
	Types
Ptychodus ex. gr. decurrens
	
	
	
Ptychodus ex. gr. decurrens
Description:
Citation: Ptychodus ex. gr. decurrens Agassiz, 1838: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 11/2025
		No image available.
Please send your images of "Ptychodus ex. gr. decurrens" to
info@shark-references.com
	
Please send your images of "Ptychodus ex. gr. decurrens" to
info@shark-references.com
		Remarks
shark-references Species-ID=10849;
synonym of Ptychodus mammillaris after Woodward (1889) p.133 [2593] Agassiz [27814] Vol. III, p 154, pl. 25b, figs. 3, 5; valid after WILLIAMSON et al. (1991) [4309]; VERMA et al. (2012) [14419];
		shark-references Species-ID=10849;
synonym of Ptychodus mammillaris after Woodward (1889) p.133 [2593] Agassiz [27814] Vol. III, p 154, pl. 25b, figs. 3, 5; valid after WILLIAMSON et al. (1991) [4309]; VERMA et al. (2012) [14419];
		References
		
	
		
		
			
Chondrichthyans from a Cenomanian (Late Cretaceous) bonebed, Saskatchewan, Canada. Palaeontology, 53(4), 903–944
DOI: 10.1111/j.1475-4983.2010.00969.x
	
	

Chondrichthyans from a Cenomanian (Late Cretaceous) bonebed, Saskatchewan, Canada. Palaeontology, 53(4), 903–944
DOI: 10.1111/j.1475-4983.2010.00969.x
				
				
    					
    					
    					
    					
                        
    					







