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Notorhynchus (sevengill shark)
Taxonomy
Notorhynchus was named by Ayres (1855) [Sepkoski's age data: K Haut-u R]. It is extant.
It was reranked as Notidanus (Notorhynchus) by Weiler (1938).
It was assigned to Notidanus by Weiler (1938); to Hexanchiformes by Sepkoski (2002); and to Hexanchidae by Jordan (1963), Cappetta (1975), Cvancara and Hoganson (1993), Long et al. (1993), Underwood and Mitchell (1999), Underwood (2004), Rana et al. (2006), Otero et al. (2013), Reinecke and Radwanski (2015), Kent (2018), Popov et al. (2025).
It was reranked as Notidanus (Notorhynchus) by Weiler (1938).
It was assigned to Notidanus by Weiler (1938); to Hexanchiformes by Sepkoski (2002); and to Hexanchidae by Jordan (1963), Cappetta (1975), Cvancara and Hoganson (1993), Long et al. (1993), Underwood and Mitchell (1999), Underwood (2004), Rana et al. (2006), Otero et al. (2013), Reinecke and Radwanski (2015), Kent (2018), Popov et al. (2025).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1855 | Notorhynchus Ayres |
| 1938 | Notidanus (Notorhynchus) Weiler p. 7 |
| 1963 | Notorhynchus Jordan p. 597 |
| 1975 | Notorhynchus Cappetta p. 119 |
| 1993 | Notorhynchus Cvancara and Hoganson p. 3 |
| 1993 | Notorhynchus Long et al. p. 655 |
| 1999 | Notorhynchus Underwood and Mitchell |
| 2002 | Notorhynchus Sepkoski |
| 2004 | Notorhynchus Underwood p. 113 |
| 2006 | Notorhynchus Rana et al. p. 511 |
| 2013 | Notorhynchus Otero et al. pp. 21-22 figs. Fg. 5: 7-10 |
| 2015 | Notorhynchus Reinecke and Radwanski p. 7 |
| 2018 | Notorhynchus Kent p. 55 |
| 2025 | Notorhynchus Popov et al. |
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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.
G. Notorhynchus Ayres 1855 [sevengill shark]
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†Notorhynchus primigenius Agassiz 1835
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Invalid names: Notidanus thevenardi Delfortrie 1878 [synonym]
†Notorhynchus serratissimus Agassiz 1843
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Hendy et al. 2009, Wagner 2023, Carroll 1988 | |||||
Age range: base of the Santonian to the top of the Middle Pleistocene or 85.70000 to 0.12900 Ma
Collections (86 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Cretaceous | Japan (Amakusa) | Notorhynchus sp. (161437) | |
| Santonian | Japan | Notorhynchus sp. (219963) | |
| Danian | Sweden | Notorhynchus sp. (90575 90576) | |
| Waipawan | New Zealand (Chatham Islands) | Notorynchus primigenius (52450) | |
| Early/Lower Eocene | India | Notorhynchus sp. (210158) | |
| Ypresian | Russian Federation (Saratov) | Notorhynchus sp. (235736) | |
| Ypresian | United Kingdom (England) | Notidanus serratissimus (8050 13299) Notorhynchus serratissimus (3260) | |
| Lutetian | United Kingdom (England) | Notorhynchus kempi (41989 41992 41994 41996 41998) Notorhynchus sp. (41888) | |
| Lutetian | Ukraine | Notorhynchus sp. (211009) | |
| Lutetian | Ukraine (Luhansk) | Notorhynchus sp. (120885) | |
| Lutetian | Russian Federation | Notorhynchus sp. (234684) | |
| Lutetian - Bartonian | Argentina (Santa Cruz) | Notorhynchus sp. (230269) | |
| Middle Eocene | Ukraine (Crimea) | Notorhynchus sp. (140018) | |
| Middle Eocene | Uzbekistan | Notorhynchus primigenius (62573) | |
| Middle Eocene | Australia (South Australia) | Notidanus serratissimus (159894) | |
| Bartonian | United Kingdom (England) | Notidanus primigenius (42639) | |
| Late/Upper Eocene | Australia (South Australia) | Notidanus serratissimus (159896) | |
| Priabonian | USA (Oregon) | Notorhynchus sp. (161921) | |
| Priabonian | USA (South Carolina) | Notorhynchus kempi (202013 202014) | |
| Priabonian | Italy | Notidanus primigenius (81043) | |
| Priabonian | Namibia (Sperrgebiet) | Notidanus serratissimus (149316) | |
| Runangan | New Zealand | Notidanus primigenius (89074) | |
| Early/Lower Oligocene | France | Notorhynchus primigenius (69805) | |
| Rupelian | Germany (Baden-Württemberg) | Notorhynchus primigenius (68021) | |
| Rupelian | Ukraine (Nikopolskyi) | Notidanus primigenius (183531) | |
| Rupelian | Germany | Notorynchus primigenius (95898) | |
| Rupelian | Hungary | Noiidanus primigenius (124377) | |
| Chattian | Australia (Victoria) | Notorhynchus cepedianus (46166) | |
| Chattian | Australia (South Australia) | Notidanus primigenius (45792) | |
| Aquitanian | USA (North Carolina) | Notorhynchus primigenius (71651) | |
| Aquitanian | Italy | Notidanus primigenius (47623) | |
| Aquitanian - Burdigalian | USA (New Jersey) | Heptranchias primigenius (126160) | |
| Early/Lower Miocene | USA (North Carolina) | Notorhynchus serratissimus (71660) | |
| Early/Lower Miocene - Middle Miocene | Australia (Victoria) | Notorhynchus primigenius (51330) | |
| Miocene | New Zealand (South Island) | Notidanus primigenius (202913) | |
| Miocene | USA (South Carolina) | Notidanus primigenius (18506) | |
| Burdigalian | Hungary | Notorynchus primigenius (210623) | |
| Burdigalian | USA (New Jersey) | Notidanus primigenius (18587) | |
| Burdigalian | France (Gironde ) | Notorynchus primigenius (161756) | |
| Burdigalian | Germany (Bavaria) | Notorynchus primigenius (210593) | |
| Burdigalian | Slovakia | Notidanus primigenius (48642) | |
| Burdigalian - Langhian | USA (Maryland) | Notidanus primigenius (18518) | |
| Burdigalian - Tortonian | France | Notorhynchus primigenius (187577) | |
| Langhian | France (Loupian) | Notorynchus primigenius (161623) | |
| Langhian | USA (Virginia) | Notorhynchus primigenius (79793) | |
| Langhian | Portugal (Penedo) | Notorynchus primigenius (161620) | |
| Langhian | USA (California) | Notorhynchus sp. (59059) | |
| Langhian | Belgium (Flemish Region) | Notorynchus primigenius (275668) | |
| Langhian | France (Touraine) | Notorynchus primigenius (161611) | |
| Langhian | Austria (Styria) | Notorhynchus primigenius (148227) | |
| Langhian | Australia (Victoria) | Notorhynchus primigenius (46165) | |
| MN 5 | Austria | Notorhynchus primigenius (51002) | |
| Badenian | Slovakia (Bratislava) | Notorhynchus primigenius (161996) | |
| Badenian | Belgium | Notorynchus primigenius (208831) | |
| Serravallian | France | Notorynchus primigenius (85338) | |
| Serravallian | USA (Virginia) | Notidanus primigenius (57114) Notorhynchus primigenius (126605) Notorhynchus sp. (57700) | |
| Serravallian | France (Gironde) | Notorynchus primigenius (161524 161527 161533) | |
| Serravallian | USA (Maryland) | Notidanus primigenius (57782) | |
| Tortonian | Poland | Notidanus primigenius (121515) | |
| Tortonian | USA (Virginia) | Notorhynchus primigenius (152251) | |
| Tortonian | Denmark (Jutland) | Notidanus primigenius (34521) | |
| Late/Upper Miocene | South Africa | Notidanus serratissimus (22219) | |
| Late/Upper Miocene | Netherlands (Noord-Brabant) | Notorynchus primigenius (162679) | |
| Hemphillian | USA (California) | Notorhynchus sp. (52220) | |
| Messinian | Portugal | Notorynchus primigenius (91423) | |
| Messinian - Zanclean | Mexico (Baja) | Notorhynchus sp. (154117) | |
| MN 13 | Portugal (Alvalade) | Notorynchus primigenius (65955) | |
| Zanclean | Australia (Victoria) | Notorhynchus cepedianus (46068) | |
| Zanclean - Piacenzian | Netherlands (Noord-Brabant) | Notorhynchus cepidianus (59003) | |
| Piacenzian | Peru | Notorhynchus sp. (219058) | |
| Early/Lower Pleistocene | USA (South Carolina) | Notorhynchus sp. (188304) | |
| Calabrian | Brazil | Notorhynchus cepedianus (52644) | |
| Middle Pleistocene | USA (California) | Notorhynchus sp. (20639) |