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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: Wagner 2023, Carroll 1988, Hendy et al. 2009 | |||||
Age range: base of the Santonian to the top of the Middle Pleistocene or 85.70000 to 0.12900 Ma
Collections (95 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) | |
| Thanetian | USA (New Jersey) | Hexanchus primigenius (3113) | |
| Waipawan | New Zealand (Chatham Islands) | Notorynchus primigenius (52450) | |
| Early/Lower Eocene | India | Notorhynchus sp. (210158) | |
| Ypresian | United Kingdom (England) | Notidanus serratissimus (8050 13299) Notorhynchus serratissimus (3260 204217) | |
| Ypresian | Russian Federation (Saratov) | Notorhynchus sp. (235736) | |
| Lutetian | Ukraine | Notorhynchus sp. (211009) | |
| Lutetian | Russian Federation | Notorhynchus sp. (234684) | |
| Lutetian | Ukraine (Luhansk) | Notorhynchus sp. (120885) | |
| Lutetian | United Kingdom (England) | Notorhynchus kempi (41989 41992 41994 41996 41998) Notorhynchus sp. (41888) | |
| Lutetian - Bartonian | Argentina (Santa Cruz) | Notorhynchus sp. (230269) | |
| Middle Eocene | Uzbekistan | Notorhynchus primigenius (62573) | |
| Middle Eocene | Australia (South Australia) | Notidanus serratissimus (159894) | |
| Middle Eocene | Ukraine (Crimea) | Notorhynchus sp. (140018) | |
| Bartonian | United Kingdom (England) | Notidanus primigenius (42639) | |
| Late/Upper Eocene | Australia (South Australia) | Notidanus serratissimus (159896) | |
| Priabonian | USA (Oregon) | Notorhynchus sp. (161921) | |
| Priabonian | Namibia (Sperrgebiet) | Notidanus serratissimus (149316) | |
| Priabonian | Italy | Notidanus primigenius (81043) | |
| Priabonian | USA (South Carolina) | Notorhynchus kempi (202013 202014) | |
| Runangan | New Zealand | Notidanus primigenius (89074) | |
| Early/Lower Oligocene | France | Notorhynchus primigenius (69805) | |
| Rupelian | Netherlands | Hexanchus primigenius (87250) | |
| Rupelian | Belgium | Notorhynchus primigenius (276448) | |
| Rupelian | Germany (Baden-Württemberg) | Notorhynchus primigenius (68021) | |
| Rupelian | Ukraine (Nikopolskyi) | Notidanus primigenius (183531) | |
| Rupelian | Germany | Notorynchus primigenius (95898) | |
| Rupelian | Hungary | Noiidanus primigenius (124377) | |
| Chattian | USA (North Carolina) | Notorhynchus primigenius (71651) | |
| Chattian | Australia (Victoria) | Notorhynchus cepedianus (46166) | |
| Chattian | Australia (South Australia) | Notidanus primigenius (45792) | |
| 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 | USA (South Carolina) | Notidanus primigenius (18506) | |
| Miocene | New Zealand (South Island) | Notidanus primigenius (202913) | |
| Burdigalian | France (Gironde ) | Notorynchus primigenius (161756) | |
| Burdigalian | USA (New Jersey) | Notidanus primigenius (18587) | |
| Burdigalian | Hungary | Notorynchus primigenius (210623) | |
| Burdigalian | France | Hexanchus primigenius (276527) | |
| 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 | Austria (Styria) | Notorhynchus primigenius (148227) | |
| Langhian | France (Touraine) | Notorynchus primigenius (161611) | |
| Langhian | USA (California) | Notorhynchus sp. (59059) | |
| Langhian | Portugal (Penedo) | Notorynchus primigenius (161620) | |
| Langhian | Australia (Victoria) | Notorhynchus primigenius (46165) | |
| Langhian | Netherlands | Notidanus primigenius (45505) | |
| Langhian | USA (Virginia) | Notorhynchus primigenius (79793) | |
| Langhian | France (Loupian) | Notorynchus primigenius (161623) | |
| Langhian | Belgium (Flemish Region) | Notorynchus primigenius (275668) | |
| MN 5 | Austria | Notorhynchus primigenius (51002) | |
| Badenian | Belgium | Notorynchus primigenius (208831) | |
| Badenian | Poland | Hexanchus primigenius (162017) | |
| Badenian | Slovakia (Bratislava) | Notorhynchus primigenius, Hexanchus primigenius (161996) | |
| Serravallian | France (Gironde) | Notorynchus primigenius (161524 161527 161533) | |
| Serravallian | USA (Virginia) | Notidanus primigenius (57114) Notorhynchus primigenius (126605) Notorhynchus sp. (57700) | |
| Serravallian | France | Notorynchus primigenius (85338) | |
| Serravallian | USA (Maryland) | Notidanus primigenius (57782) | |
| Tortonian | Poland | Notidanus primigenius (121515) | |
| Tortonian | USA (Virginia) | Notorhynchus primigenius (152251) | |
| Tortonian | Germany | Hexanchus primigenius (162719) | |
| Tortonian | Denmark (Jutland) | Notidanus primigenius (34521) | |
| Late/Upper Miocene | Netherlands | Hexanchus primigenius (53889) | |
| 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 (Alvalade) | Notorynchus primigenius (65955) | |
| Messinian | Portugal | Notorynchus primigenius (91423) | |
| Messinian - Zanclean | Mexico (Baja) | Notorhynchus sp. (154117) | |
| 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) |