Helodus simplex

AGASSIZ, 1838


Classification: Holocephali Helodontiformes Helodontidae

Reference of the original description
AGASSIZ, L. (1838)
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

Types
Helodus simplex



Description:


Citation: Helodus simplex AGASSIZ, 1838: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 02/2021

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References
RICHARDS, K.R. & SHERWIN, J.E. & SMITHSON, T.R. & BENNION, R.F. & DAVIES, S.J. & MARSHALL, J.E.A. & CLACK, J.A. (2018)
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
ITANO, W.M. & LAMBERT, L.L. (2018)
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: 12
DOI: 10.1186/s40851-018-0097-8
BRAZEAU, M.D. & FRIEDMAN, M. (2014)
The characters of Palaeozoic jawed vertebrates. Zoological Journal of the Linnean Society, 170 (4): 779–821
DOI: 10.1111/zoj.12111
BRUSATTE, S.L. (2007)
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
KUHN, O. (1967)
Die vorzeitlichen Fischartigen und Fische. Die Neue Brehm-Bücherei Heft 384. A. Ziemsen Verlag, Wittenberg.
VAN DER HEIDE, S. (1943)
La faune ichthyologique du Carbonifère supérieur des Pays-Bas. Mededeelingen van de Geologische Stichting, Serie C, IV, 3, No. 2, 65 pp. 4 pls.
MOY-THOMAS, J.A. (1936)
On the structure and affinities of the Carboniferous cochliodont Helodus simplex. Geological Magazine, 73: 488–503
TRAQUAIR, R.H. (1903)
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
WOODWARD, A.S. (1889)
Catalogue of the fossil fishes in the British Museum. Part. I. British Museum (Natural History): 474 p., fig., 17 pl.
HANCOCK, H. & ATTHEY, T. (1872)
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
SALTER, J.W. (1861)
On the fossils of the South Wales. Memoirs of the Geological Survey, Part 3, Irons ores of South Wales: 219-239
GIEBEL, C.G. (1848)
Die Fische der Vorwelt, mit steter Berücksichtigung der lebenden Fische. Erster Band: Wirbelthiere. Dritte Abtheilung: Fische: i–xii, 1–467. Leipzig (Brockhaus).
PICTET, F.-J. (1845)
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
AGASSIZ, L. (1838)
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.