Helodus simplex
Agassiz, 1838
Classification: Holocephali Helodontiformes Helodontidae
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.
Synonyms / new combinations and misspellings
Helodus cf. simplex
Helodus cf. simplex
Types
Helodus simplex
Helodus simplex
Description:
Citation: Helodus simplex Agassiz, 1838: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 12/2024
Remarks
shark-references Species-ID=8778;
Links: Original description of Agassiz Recherches sur les Poissons Fossiles (1833-1843)
shark-references Species-ID=8778;
Links: Original description of Agassiz Recherches sur les Poissons Fossiles (1833-1843)
References
Rise and diversification of chondrichthyans in the Paleozoic. Paleobiology, in press
DOI: 10.1017/pab.2024.1
The Palaeozoic assembly of the holocephalan body plan far preceded post-Cretaceous radiations into the ocean depths. Proceedings of the Royal Society B-Biological Sciences, 291(2033), Article 20241824
DOI: 10.1098/rspb.2024.1824
The stem-holocephalan Helodus (Chondrichthyes; Holocephali) and the evolution of modern chimaeroid dentitions. In: Ancient Fishes and their Living Relatives: a Tribute to John G. Maisey. Alan Pradel, John S. S. Denton & Philippe Janvier (eds.): pp. 205-214, Verlag Dr. Friedrich Pfeil, München, Germany
The cranium of Helodus simplex (Agassiz, 1838) revised. In: Ancient Fishes and their Living Relatives: a Tribute to John G. Maisey. Alan Pradel, John S. S. Denton & Philippe Janvier (eds.): pp. 193-204, Verlag Dr. Friedrich Pfeil, München, Germany
Evolution of the Dentition in Holocephalans (Chondrichthyes) Through Tissue Disparity. Integrative and Comparative Biology: 60(3): 630–643
DOI: 10.1093/icb/icaa093
Diverse and durophagous: Early Carboniferous chondrichthyans from the Scottish Borders. Earth and Environmental Science Transactions of the Royal Society of Edinburgh, 108(1), 67–87
DOI: 10.1017/s1755691018000166
A new cochliodont anterior tooth plate from the Mississippian of Alabama (USA) having implications for the origin of tooth plates from tooth files. Zoological Letters, 4, Article 12
DOI: 10.1186/s40851-018-0097-8
The characters of Palaeozoic jawed vertebrates. Zoological Journal of the Linnean Society, 170(4), 779–821
DOI: 10.1111/zoj.12111
Pennsylvanian (Late Carboniferous) chondrichthyans from the LaSalle Limestone Member (Bond Formation) of Illinois, USA. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, 244(1), 1–8
DOI: 10.1127/0077-7749/2007/0244-0001
Fossil vertebrates of the Pennsylvanian system of West Virginia. In 9th Int. Congr. Carboniferous Stratigr. and Geol., Field Trip No. 1, AGI Selected Guidebook Series No.1, 105–107
Die vorzeitlichen Fischartigen und Fische. Die Neue Brehm-Bücherei Heft 384. A. Ziemsen Verlag, Wittenberg.
La faune ichthyologique du Carbonifère supérieur des Pays-Bas. Mededeelingen van de Geologische Stichting, Serie C, IV, 3, No. 2, 65 pp. 4 pls.
On the structure and affinities of the Carboniferous cochliodont Helodus simplex. Geological Magazine, 73, 488–503
On the distribution of fossil fish-remains in the Carboniferous rocks of the Edinburgh district. Transactions of the Royal Society of Edinburgh, 40(3), 687–707
DOI: 10.1017/S0080456800034761
Catalogue of the fossil fishes in the British Museum. Part. I. British Museum (Natural History): 474 p., fig., 17 pl.
A few Remarks on Dipterus and Ctenodus, and on their Relationship to Ceratodus Forsteri, Krefft. Transactions of the Natural History Society of Northumberland, Durham, and Newcastle–upon–Tyne, 4(17), 397–423
On the fossils of the South Wales. Memoirs of the Geological Survey, Part 3, Irons ores of South Wales: 219-239
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, 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.
Rise and diversification of chondrichthyans in the Paleozoic. Paleobiology, in press
DOI: 10.1017/pab.2024.1
The Palaeozoic assembly of the holocephalan body plan far preceded post-Cretaceous radiations into the ocean depths. Proceedings of the Royal Society B-Biological Sciences, 291(2033), Article 20241824
DOI: 10.1098/rspb.2024.1824
The stem-holocephalan Helodus (Chondrichthyes; Holocephali) and the evolution of modern chimaeroid dentitions. In: Ancient Fishes and their Living Relatives: a Tribute to John G. Maisey. Alan Pradel, John S. S. Denton & Philippe Janvier (eds.): pp. 205-214, Verlag Dr. Friedrich Pfeil, München, Germany
The cranium of Helodus simplex (Agassiz, 1838) revised. In: Ancient Fishes and their Living Relatives: a Tribute to John G. Maisey. Alan Pradel, John S. S. Denton & Philippe Janvier (eds.): pp. 193-204, Verlag Dr. Friedrich Pfeil, München, Germany
Evolution of the Dentition in Holocephalans (Chondrichthyes) Through Tissue Disparity. Integrative and Comparative Biology: 60(3): 630–643
DOI: 10.1093/icb/icaa093
Diverse and durophagous: Early Carboniferous chondrichthyans from the Scottish Borders. Earth and Environmental Science Transactions of the Royal Society of Edinburgh, 108(1), 67–87
DOI: 10.1017/s1755691018000166
A new cochliodont anterior tooth plate from the Mississippian of Alabama (USA) having implications for the origin of tooth plates from tooth files. Zoological Letters, 4, Article 12
DOI: 10.1186/s40851-018-0097-8
The characters of Palaeozoic jawed vertebrates. Zoological Journal of the Linnean Society, 170(4), 779–821
DOI: 10.1111/zoj.12111
Pennsylvanian (Late Carboniferous) chondrichthyans from the LaSalle Limestone Member (Bond Formation) of Illinois, USA. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen, 244(1), 1–8
DOI: 10.1127/0077-7749/2007/0244-0001
Fossil vertebrates of the Pennsylvanian system of West Virginia. In 9th Int. Congr. Carboniferous Stratigr. and Geol., Field Trip No. 1, AGI Selected Guidebook Series No.1, 105–107
Die vorzeitlichen Fischartigen und Fische. Die Neue Brehm-Bücherei Heft 384. A. Ziemsen Verlag, Wittenberg.
La faune ichthyologique du Carbonifère supérieur des Pays-Bas. Mededeelingen van de Geologische Stichting, Serie C, IV, 3, No. 2, 65 pp. 4 pls.
On the structure and affinities of the Carboniferous cochliodont Helodus simplex. Geological Magazine, 73, 488–503
On the distribution of fossil fish-remains in the Carboniferous rocks of the Edinburgh district. Transactions of the Royal Society of Edinburgh, 40(3), 687–707
DOI: 10.1017/S0080456800034761
Catalogue of the fossil fishes in the British Museum. Part. I. British Museum (Natural History): 474 p., fig., 17 pl.
A few Remarks on Dipterus and Ctenodus, and on their Relationship to Ceratodus Forsteri, Krefft. Transactions of the Natural History Society of Northumberland, Durham, and Newcastle–upon–Tyne, 4(17), 397–423
On the fossils of the South Wales. Memoirs of the Geological Survey, Part 3, Irons ores of South Wales: 219-239
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, 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.
