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Helicoprionidae
Taxonomy
Helicoprionidae was named by Karpinsky (1911). Its type is Helicoprion.
It was synonymized subjectively with Agassizodontidae by Nelson (2006).
It was assigned to Bradyodonti by Obruchev (1964); and to Eugeneodontiformes by Itano and Lucas (2018).
It was synonymized subjectively with Agassizodontidae by Nelson (2006).
It was assigned to Bradyodonti by Obruchev (1964); and to Eugeneodontiformes by Itano and Lucas (2018).
Subtaxa
Agassizodus, Arpagodus, Helicoprion (syn. Lissoprion) (type genus), Karpinskiprion, Parahelicoprion, Sarcoprion, Toxoprion
Synonyms
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Synonymy list
Year | Name and author |
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1911 | Helicoprionidae Karpinsky |
1964 | Helicoprionidae Obruchev p. 362 |
1981 | Agassizodontidae Zangerl p. 86 |
2004 | Agassizodontidae Goto and Okura p. 218 |
2006 | Agassizodontidae Nelson p. 44 |
2010 | Agassizodontidae Ginter et al. p. 124 |
2018 | Helicoprionidae Itano and Lucas p. 408 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Fm. †Helicoprionidae Karpinsky 1911
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G. †Helicoprion Karpinsky 1899
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†Helicoprion bessonowi Karpinsky 1899
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Invalid names: Helicoprion nevadensis Wheeler 1939 [synonym]
†Helicoprion davisii Woodward 1886
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Invalid names: Helicoprion jingmenense Chen et al. 2007 [synonym], Helicoprion sierrensis Wheeler 1939 [synonym], Lissoprion ferrieri Hay 1907 [synonym]
†Helicoprion ergassaminon Bendix-Almgreen 1966
Invalid names: Lissoprion Hay 1907 [synonym]
Invalid names: Agassizodontidae Zangerl 1981 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, subp = subphylum | |||||
References: Carroll 1988, Wagner 2023, Hendy et al. 2009 |
Age range: base of the Moscovian to the top of the Wuchiapingian or 315.20000 to 254.17000 Ma
Collections (46 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Pennsylvanian | USA (Iowa) | Campodus variabilis (74898) | |
Moscovian | Japan | Agassizodus sp. (90282) | |
Kasimovian | USA (Nebraska) | Campodus variabilis (132971 133262 133265) | |
Kasimovian | USA (New Mexico) | Campyloprion ivanovi (196772) | |
Gzhelian | Russian Federation | Helicoprion ivanovi (173816) | |
Gzhelian | Russian Federation (Volgograd) | Karpinskiprion ivanovi (232358) | |
Asselian | USA (Kansas) | Agassizodus sp., Agassizodus variabilis (132372) | |
Asselian | Bolivia | Parahelicoprion mariosuarezi (117946) | |
Asselian - Sakmarian | USA (Nevada) | Helicoprion sp. (130653) | |
Cisuralian | USA (California) | Helicoprion sierrensis (118113) | |
Cisuralian | USA (Nevada) | Edestus lecontei (196771) | |
Permian | USA (Nevada) | Helicoprion nevadensis (118114) | |
Sakmarian | USA (Nevada) | Helicoprion sp. (130655) | |
Sakmarian | USA (New Mexico) | Agassizodus sp. (39154) | |
Artinskian | USA (Texas) | Helicoprion ferrieri (105721) | |
Artinskian | Kazakhstan | Helicoprion bessonowi (119029) | |
Artinskian | Russian Federation | Helicoprion bessonowi (149416) | |
Kungurian | Australia (Western Australia) | Helicoprion davisii (118112) | |
Kungurian | Mexico (Puebla) | Helicoprion sp. (90679) | |
Kungurian | China (Hubei) | Helicoprion jingmenense (120307) | |
Kungurian | USA (Texas) | Helicoprion sp. (90276) | |
Roadian | Japan | Helicoprion bessonowi (133437) | |
Roadian | USA (Wyoming) | Helicoprion sp. (11229) Lissoprion ferrieri (108931) | |
Roadian | Canada (Nunavut) | Helicoprion sp. (90234 152126) | |
Roadian | USA (Idaho) | Helicoprion davisii (152127 152129 152130) Helicoprion davisii, Helicoprion ergassaminon (152128) Helicoprion ferrieri (140078) Helicoprion sp. (11285 152131) Helicoprion sp., Helicoprion ergassaminon (140145) Lissoprion ferrieri (132826) | |
Roadian | USA (Utah) | Helicoprion sp. (11271) | |
Roadian | USA (Texas) | Helicoprion sp. (152125) | |
Roadian | USA (Montana) | Helicoprion sp. (11280) | |
Roadian | Canada (Alberta) | Helicoprion sp. (112844) | |
Guadalupian | Canada (British Columbia) | Helicoprion sp. (149354) | |
Capitanian | Japan | Helicoprion sp. (149339) | |
Wuchiapingian | USA (Wyoming) | Campodus variabilis, Edestus sp. (90235) | |
Wuchiapingian | Greenland | Sarcoprion edax (136371 136372) |