Helodus sp.
Classification: Holocephali Helodontiformes Helodontidae
Types
Helodus sp.
Helodus sp.
Description:
Citation: Helodus sp. : In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 11/2024
Remarks
shark-references Species-ID=8139;
shark-references Species-ID=8139;
References
Rise and diversification of chondrichthyans in the Paleozoic. Paleobiology, in press
DOI: 10.1017/pab.2024.1
Sharks in the dark: Paleontological resource inventory reveals multiple successive Mississippian Subperiod cartilaginous fish (Chondrichthyes) assemblages within Mammoth Cave National Park, Kentucky. Parks Stewardship Forum, 40(1), 53–67
DOI: 10.5070/P540162921
A late Permian ichthyofauna from the Zechstein Basin, Lithuanian–Latvian Region. Journal of Iberian Geology, 47, 461–481
DOI: 10.1007/s41513-020-00135-y
Pennsylvanian brachiopod, fish and conodont faunas from the Caliza Masiva (San Emiliano Formation) at the Mina Profunda area, Cantabrian Zone, NW Spain. Geobios, 59, 91–106
DOI: 10.1016/j.geobios.2020.03.004
The Holocephalans (Chondrichthyes) of the Mississippian (Visean) Redwall Limestone, Grand Canyon National Park, Arizona. New Mexico Museum of Natural History and Science, Bulletin, 82, 141–144
Late Pennsylvanian fish assemblage from the Robledo Mountains and new records of Paleozoic chondrichthyans in New Mexico, USA. Bulletin of Geosciences, 94(2), 235–255
DOI: 10.3140/bull.geosci.1741
The first microfossil record of ichthyofauna from the Naujoji Akmenė Formation (Lopingian), Karpėnai Quarry, North Lithuania. Geological Quarterly, 61(3), 602–610
Paleozoic fishes of New Mexico: a review. New Mexico Museum of Natural History and Science, Bulletin, 68, 51–64
Lower Permian Freshwater Sharks and Fishes of Texas and Oklahoma. published by the author himself, 118pp
Vertebrate biostratigraphy and biochronology of the upper Paleozoic Dunkard Group, Pennsylvania-West Virginia-Ohio, USA. International Journal of Coal Geology, 119, 79–87
DOI: 10.1016/j.coal.2013.04.007
Xenacanth Sharks and other Vertebrates from the Geraldine Bonebed, Lower Permian of Texas. New Mexico Museum of Natural History and Science, Bulletin, 60, 161–167
Sharks from the geraldine bonebed, lower permian of Texas [Abstract]. Journal of Vertebrate Paleontology, 32(Suppl. 1), 118
DOI: 10.1080/02724634.2012.10635175
A carboniferous chondrichthyan assemblage from residues within a Triassic karst system at Cromhall quarry, Gloucestershire, England. Palaeontology, 55(6), 1245–1263
DOI: 10.1111/j.1475-4983.2012.01193.x
Fish fossils from the Paleozoic Sly Gap Formation of southern New Mexico, USA. New Mexico Museum of Natural History and Science, Bulletin, 53, 52–70
Fishes and tetrapods in the Upper Pennsylvanian (Kasimovian) Cohn Coal Member of the Mattoon Formation of Illinois, United States: Systematics, Paleoecology, and Paleoenvironments. Palaios, 26(10), 639–657
DOI: 10.2110/palo.2010.p10-121r
Middle Palaeozoic microvertebrate assemblages and biogeography of East Gondwana (Australasia, Antarctica). Palaeoworld, 19(1–2), 37–54
DOI: 10.1016/j.palwor.2009.11.001
New specimens of xenacanth and hybodont sharks (Elasmobranchii: Xenacanthida and Hybodontoidea) from the Lower Permian of southwestern Oklahoma. Oklahoma Geology Notes, 63(4), 136–147
Fish Assemblages in the Tournaisian-Viséan environments of the East European Platform. In Strogen, P., Somerville, I. D. and Jones, G. L. (Eds.), Recent Advances in Lower Carboniferous Geology. Geol. Soc. Spec. Publ., 107, p. 387–415.
Vertebrate Microfossils from the Lueders Formation, Albany Group, and the faunal transition from the Wichita Group into the Clear Fork Group, Lower Permian of Texas. Modern Geology, 20, 371–382
Reworked Courceyan (Early Carboniferous) chondrichthyan remains from British Triassic cave deposits. In Turner, S.(Ed.) IGCP328: SDS The Gross Symposium, Göttingen 31 July – 7 Aug. 1993. Abstracts. 2pp.
Early Carboniferous Shark Remains from the Rockhampton District, Queensland. Memoirs of the Queensland Museum, 28(1) , 65–73
Clear Fork vertebrates and environments from the lower Permian of North-Central Texas. The Texas Journal of Science, 39(3): 253–266
Middle Palaeozoic elasmobranch remains from Australia. Journal of Vertebrate Paleontology, 2(2), 117–131
DOI: 10.1080/02724634.1982.10011923
Fossil fishes from the marine Late Palaeozoic of Holm Land-Amdrup Land, North-East Greenland. Meddelelser om Grønland, 195(9), 1–38
CHAPTER 26 Pisces In The Fossil Record. HARLAND, W.B. et al. (Eds.) 1967, London (Geological Society), pp: 627-683
Catalogue of Canadian fossil fishes. Life Sciences Contribution of the Royal Ontario Museum, 68, 1–154
Bradyodont sharks in the Permian of Western Australia. American Journal of Science, 243, 543–552
Fish remains from the Salem Limestone of Indiana. In Cumings E. R., Branson E. B., Beede, J. W. and Smith, E. A. (Eds.), The fauna of the Salem Limestone of Indiana. Rep. Indiana Dept. Geol. Natur. Resources, 30: 1376–1394
On some new species of fossil fish from the Millstone Grit rocks, with an amended list of genera and species. Proceedings of the Yorkshire Geological and Polytechnic Society, 15, 70-78
DOI: 10.1144/pygs.15.1.70
Rise and diversification of chondrichthyans in the Paleozoic. Paleobiology, in press
DOI: 10.1017/pab.2024.1
Sharks in the dark: Paleontological resource inventory reveals multiple successive Mississippian Subperiod cartilaginous fish (Chondrichthyes) assemblages within Mammoth Cave National Park, Kentucky. Parks Stewardship Forum, 40(1), 53–67
DOI: 10.5070/P540162921
A late Permian ichthyofauna from the Zechstein Basin, Lithuanian–Latvian Region. Journal of Iberian Geology, 47, 461–481
DOI: 10.1007/s41513-020-00135-y
Pennsylvanian brachiopod, fish and conodont faunas from the Caliza Masiva (San Emiliano Formation) at the Mina Profunda area, Cantabrian Zone, NW Spain. Geobios, 59, 91–106
DOI: 10.1016/j.geobios.2020.03.004
The Holocephalans (Chondrichthyes) of the Mississippian (Visean) Redwall Limestone, Grand Canyon National Park, Arizona. New Mexico Museum of Natural History and Science, Bulletin, 82, 141–144
Late Pennsylvanian fish assemblage from the Robledo Mountains and new records of Paleozoic chondrichthyans in New Mexico, USA. Bulletin of Geosciences, 94(2), 235–255
DOI: 10.3140/bull.geosci.1741
The first microfossil record of ichthyofauna from the Naujoji Akmenė Formation (Lopingian), Karpėnai Quarry, North Lithuania. Geological Quarterly, 61(3), 602–610
Paleozoic fishes of New Mexico: a review. New Mexico Museum of Natural History and Science, Bulletin, 68, 51–64
Lower Permian Freshwater Sharks and Fishes of Texas and Oklahoma. published by the author himself, 118pp
Vertebrate biostratigraphy and biochronology of the upper Paleozoic Dunkard Group, Pennsylvania-West Virginia-Ohio, USA. International Journal of Coal Geology, 119, 79–87
DOI: 10.1016/j.coal.2013.04.007
Xenacanth Sharks and other Vertebrates from the Geraldine Bonebed, Lower Permian of Texas. New Mexico Museum of Natural History and Science, Bulletin, 60, 161–167
Sharks from the geraldine bonebed, lower permian of Texas [Abstract]. Journal of Vertebrate Paleontology, 32(Suppl. 1), 118
DOI: 10.1080/02724634.2012.10635175
A carboniferous chondrichthyan assemblage from residues within a Triassic karst system at Cromhall quarry, Gloucestershire, England. Palaeontology, 55(6), 1245–1263
DOI: 10.1111/j.1475-4983.2012.01193.x
Fish fossils from the Paleozoic Sly Gap Formation of southern New Mexico, USA. New Mexico Museum of Natural History and Science, Bulletin, 53, 52–70
Fishes and tetrapods in the Upper Pennsylvanian (Kasimovian) Cohn Coal Member of the Mattoon Formation of Illinois, United States: Systematics, Paleoecology, and Paleoenvironments. Palaios, 26(10), 639–657
DOI: 10.2110/palo.2010.p10-121r
Middle Palaeozoic microvertebrate assemblages and biogeography of East Gondwana (Australasia, Antarctica). Palaeoworld, 19(1–2), 37–54
DOI: 10.1016/j.palwor.2009.11.001
New specimens of xenacanth and hybodont sharks (Elasmobranchii: Xenacanthida and Hybodontoidea) from the Lower Permian of southwestern Oklahoma. Oklahoma Geology Notes, 63(4), 136–147
Fish Assemblages in the Tournaisian-Viséan environments of the East European Platform. In Strogen, P., Somerville, I. D. and Jones, G. L. (Eds.), Recent Advances in Lower Carboniferous Geology. Geol. Soc. Spec. Publ., 107, p. 387–415.
Vertebrate Microfossils from the Lueders Formation, Albany Group, and the faunal transition from the Wichita Group into the Clear Fork Group, Lower Permian of Texas. Modern Geology, 20, 371–382
Reworked Courceyan (Early Carboniferous) chondrichthyan remains from British Triassic cave deposits. In Turner, S.(Ed.) IGCP328: SDS The Gross Symposium, Göttingen 31 July – 7 Aug. 1993. Abstracts. 2pp.
Early Carboniferous Shark Remains from the Rockhampton District, Queensland. Memoirs of the Queensland Museum, 28(1) , 65–73
Clear Fork vertebrates and environments from the lower Permian of North-Central Texas. The Texas Journal of Science, 39(3): 253–266
Middle Palaeozoic elasmobranch remains from Australia. Journal of Vertebrate Paleontology, 2(2), 117–131
DOI: 10.1080/02724634.1982.10011923
Fossil fishes from the marine Late Palaeozoic of Holm Land-Amdrup Land, North-East Greenland. Meddelelser om Grønland, 195(9), 1–38
CHAPTER 26 Pisces In The Fossil Record. HARLAND, W.B. et al. (Eds.) 1967, London (Geological Society), pp: 627-683
Catalogue of Canadian fossil fishes. Life Sciences Contribution of the Royal Ontario Museum, 68, 1–154
Bradyodont sharks in the Permian of Western Australia. American Journal of Science, 243, 543–552
Fish remains from the Salem Limestone of Indiana. In Cumings E. R., Branson E. B., Beede, J. W. and Smith, E. A. (Eds.), The fauna of the Salem Limestone of Indiana. Rep. Indiana Dept. Geol. Natur. Resources, 30: 1376–1394
On some new species of fossil fish from the Millstone Grit rocks, with an amended list of genera and species. Proceedings of the Yorkshire Geological and Polytechnic Society, 15, 70-78
DOI: 10.1144/pygs.15.1.70