Carcharodon polygyrus
Agassiz in Morton, 1835
Classification: Elasmobranchii Lamniformes Lamnidae
Reference of the original description
Synopsis of the organic remains of the Cretaceous group of the United States. Illustrated by nineteen plates. To which is added an appendix, containing a tabular view of the Tertiary fossils hitherto discovered in North America. (second issue). Philadelphia, Key & Biddle,1834
Synopsis of the organic remains of the Cretaceous group of the United States. Illustrated by nineteen plates. To which is added an appendix, containing a tabular view of the Tertiary fossils hitherto discovered in North America. (second issue). Philadelphia, Key & Biddle,1834
Types
Carcharodon polygyrus
Carcharodon polygyrus
Description:
Citation: Carcharodon polygyrus Agassiz in Morton, 1835: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 01/2026
Remarks
shark-references Species-ID=8725;
synonym of Carcharodon megalodon after Woodward (1889) p. 415 [2593]; Joleaud (1907) p. 147 [1227];
Links: Original description of Agassiz Recherches sur les Poissons Fossiles (1833-1843)
shark-references Species-ID=8725;
synonym of Carcharodon megalodon after Woodward (1889) p. 415 [2593]; Joleaud (1907) p. 147 [1227];
Links: Original description of Agassiz Recherches sur les Poissons Fossiles (1833-1843)
References
The Eocene deposits of the Middle Atlantic slope in Delaware, Maryland, and Virginia. Bulletin of the United States Geological Survey, 141, 1–167
Contributions to the Eocene fauna of the middle Atlantic slope. Johns Hopkins University Circulars, 15(121), 3–6
Etude sur les poissons des Faluns de Bretagne. Mémoires de la Sociétè des Sciences naturelles de Saone-et-Loire, 4, 1-44
Ittiodontoliti del Veneto. Atti Accademia Scientifica Veneto-Trentino-Istriana, 5, 275–308
Nuovi studi sopra ai pesci ed altri vertebrati fossili delle Colline Toscane. Firenze, Tipografia dell Arte della Stampa: 1–122, pl. 1–5.
Systematischen Verzeichniss der Versteinerungen des Helvetian der Schweiz und Schwabens. Beiträge zur Geologischen Karte der Schweiz, 11, 488–511
Préliminaires d'un mémoire sur les poissons tertiaires de Belgique. Préliminaire d'un mémoire sur les poissons fossiles tertiaires de Belgique: 15 p., fig.
Descrizione dei pesci e dei crostacei fossili nel Piemonte. Memorie della Reale Accademia della Scienze di Torino, 10, 1–88
Die Fische der Vorwelt, mit steter Berücksichtigung der lebenden Fische. Erster Band: Wirbelthiere. Dritte Abtheilung: Fische: i–xii, 1–467. Leipzig (Brockhaus).
Traité élémentaire de paléontologie; ou, Histoire naturelle des animaux fossiles, considérés dans leurs rapports zoologiques et géologiques. Paris, Langlois et Leclerq, 1844-46, vol. II, pp. 259-310
Recherches sur les poissons fossiles, 15th and 16th livraisons (March 1843). Jent and Gassmann, Soleure (text) and H. Nicolet, Neuchâtel (planches). – vol. 3: [i]-[iv], 157-390, 382*-382**, 1–32, [33]-[34], pl. 1, 18, 22, 22a, 22b, 26a, 38, 40b, 40c, 40d, 45, 47
The Eocene deposits of the Middle Atlantic slope in Delaware, Maryland, and Virginia. Bulletin of the United States Geological Survey, 141, 1–167
Contributions to the Eocene fauna of the middle Atlantic slope. Johns Hopkins University Circulars, 15(121), 3–6
Etude sur les poissons des Faluns de Bretagne. Mémoires de la Sociétè des Sciences naturelles de Saone-et-Loire, 4, 1-44
Ittiodontoliti del Veneto. Atti Accademia Scientifica Veneto-Trentino-Istriana, 5, 275–308
Nuovi studi sopra ai pesci ed altri vertebrati fossili delle Colline Toscane. Firenze, Tipografia dell Arte della Stampa: 1–122, pl. 1–5.
Systematischen Verzeichniss der Versteinerungen des Helvetian der Schweiz und Schwabens. Beiträge zur Geologischen Karte der Schweiz, 11, 488–511
Préliminaires d'un mémoire sur les poissons tertiaires de Belgique. Préliminaire d'un mémoire sur les poissons fossiles tertiaires de Belgique: 15 p., fig.
Descrizione dei pesci e dei crostacei fossili nel Piemonte. Memorie della Reale Accademia della Scienze di Torino, 10, 1–88
Die Fische der Vorwelt, mit steter Berücksichtigung der lebenden Fische. Erster Band: Wirbelthiere. Dritte Abtheilung: Fische: i–xii, 1–467. Leipzig (Brockhaus).
Traité élémentaire de paléontologie; ou, Histoire naturelle des animaux fossiles, considérés dans leurs rapports zoologiques et géologiques. Paris, Langlois et Leclerq, 1844-46, vol. II, pp. 259-310
Recherches sur les poissons fossiles, 15th and 16th livraisons (March 1843). Jent and Gassmann, Soleure (text) and H. Nicolet, Neuchâtel (planches). – vol. 3: [i]-[iv], 157-390, 382*-382**, 1–32, [33]-[34], pl. 1, 18, 22, 22a, 22b, 26a, 38, 40b, 40c, 40d, 45, 47
