Ceratodus obtusus
Agassiz, 1838
Classification: Ceratodontiformes Ptychoceratodontidae
	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
Ceratodus obtusus
	
	
	
Ceratodus obtusus
Description:
Citation: Ceratodus obtusus Agassiz, 1838: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 11/2025
		Remarks
shark-references Species-ID=17524
		shark-references Species-ID=17524
		References
		
	
		
		
			
Monograph of the Sirenoid and Crossopterygian Ganoids Monographs of the Palaeontographical Society, 32, 1–32
	
	
		
		
			
A stratigraphical list of British fossils; arranged under the principal division of the British strata, with a few elementary remarks on their character and localities. London, Reeve Brothers, Strand, 132pp
	
	
		
		
			
Synoptical Table of British Fossil Fishes, Arranged in the Order of the Geological Formations. Report of the British Association for the Advancement of Science, 13th Meeting (1843), 194–207
	
	
		
		
			
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.
	
	
Monograph of the Sirenoid and Crossopterygian Ganoids Monographs of the Palaeontographical Society, 32, 1–32
A stratigraphical list of British fossils; arranged under the principal division of the British strata, with a few elementary remarks on their character and localities. London, Reeve Brothers, Strand, 132pp
Synoptical Table of British Fossil Fishes, Arranged in the Order of the Geological Formations. Report of the British Association for the Advancement of Science, 13th Meeting (1843), 194–207

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.
				
				
    					
    					
    					
    					
                        
    					








