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Semionotiformes
Taxonomy
Semionotiformes was named by Arambourg and Bertin (1958).
It was assigned to Holostei by Arambourg and Bertin (1958); to Holostei by Thurmond and Jones (1981) and Case and Schwimmer (1988); to Osteichthyes by Goodwin et al. (1999) and Sepkoski (2002); to Halecostomi by Tintori (1996), Thies and Herzog (1999), Delsate et al. (2002), Bürgin (2004) and Heckert (2004); to Neopterygii by López-Arbarello and Codorniú (2007) and Lombardo and Tintori (2008); to Neopterygii by López-Arbarello et al. (2011); to Neopterygii by Long (2011) and Arratia (2015); and to Ginglymodi by López-Arbarello (2012), Nelson et al. (2016) and López-Arbarello et al. (2019).
It was assigned to Holostei by Arambourg and Bertin (1958); to Holostei by Thurmond and Jones (1981) and Case and Schwimmer (1988); to Osteichthyes by Goodwin et al. (1999) and Sepkoski (2002); to Halecostomi by Tintori (1996), Thies and Herzog (1999), Delsate et al. (2002), Bürgin (2004) and Heckert (2004); to Neopterygii by López-Arbarello and Codorniú (2007) and Lombardo and Tintori (2008); to Neopterygii by López-Arbarello et al. (2011); to Neopterygii by Long (2011) and Arratia (2015); and to Ginglymodi by López-Arbarello (2012), Nelson et al. (2016) and López-Arbarello et al. (2019).
Subtaxa
Alleiolepis, Allelepidotus, Aphelolepis, Austrolepidotus, Callipurbeckiidae, Callopteus, Corunegenys, Enigmatichthys, Heterostrophus, Lophionotus, Macrosemiidae (syn. Eosemionotidae), Orthurus, Pericentrophorus, Plesiolepidotus, Prionopleurus, Semionotidae (syn. Lepidotidae), Semionotoidei, Serrolepis, Sinosemionotus, Sphathiurus, Tungusichthyidae
Synonymy list
| Year | Name and author |
|---|---|
| 1958 | Semionotiformes Arambourg and Bertin p. 2174 |
| 1981 | Semionotiformes Thurmond and Jones p. 82 |
| 1988 | Semionotiformes Case and Schwimmer p. 297 |
| 1996 | Semionotiformes Tintori p. 169 |
| 1999 | Semionotiformes Goodwin et al. p. 732 |
| 1999 | Semionotiformes Thies and Herzog p. 145 |
| 2002 | Semionotiformes Delsate et al. p. 32 |
| 2002 | Semionotiformes Sepkoski |
| 2004 | Semionotiformes Bürgin p. 240 |
| 2004 | Semionotiformes Heckert p. 80 |
| 2007 | Semionotiformes López-Arbarello and Codorniú |
| 2008 | Semionotiformes Lombardo and Tintori p. 131 |
| 2011 | Semionotiformes Long p. 242 |
| 2011 | Semionotiformes López-Arbarello et al. p. 27 |
| 2012 | Semionotiformes López-Arbarello |
| 2015 | Semionotiformes Arratia p. 43 |
| 2016 | Semionotiformes Nelson et al. p. 123 |
| 2019 | Semionotiformes López-Arbarello et al. p. 4 |
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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.
Or. †Semionotiformes Arambourg and Bertin 1958
show all | hide all
G. †Alleiolepis Heller 1953
G. †Allelepidotus Fric 1906
G. †Aphelolepis Heller 1953
G. †Austrolepidotus
Fm. †Callipurbeckiidae López-Arbarello 2012
+
G. †Callipurbeckia López-Arbarello 2012
+
†Callipurbeckia minor Agassiz 1833
†Callipurbeckia notopterus Agassiz 1835
†Callipurbeckia tendaguruensis Arratia and Schultze 1999
G. †Macrosemimimus Schroder et al. 2012
G. †Occitanichthys Lopez-Arbarello and Wencker 2016
+
†Occitanichthys canjuersensis Lopez-Arbarello and Wencker 2016
G. †Paralepidotus Stolley 1919
+
†Paralepidotus ornatus Agassiz 1832
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Invalid names: Colobodus elongatus Gorjanovic-Kramberger 1905 [synonym], Heterolepidotus parvulus Gorjanovic-Kramberger 1905 [synonym], Lepidotus acutirostris Costa 1853 [synonym], Lepidotus spinifer Bellotti 1857 [synonym], Lepidotus triumplinorum de Zigno 1891 [synonym], Semionotus curtulus Costa 1853 [synonym]
G. †Tlayuamichin López-Arbarello and Alvarado-Ortega 2011
+
†Tlayuamichin itztli López-Arbarello and Alvarado-Ortega 2011
G. †Callopteus
G. †Corunegenys Wade 1942
G. †Enigmatichthys Wade 1935
G. †Heterostrophus Wagner 1859
G. †Lophionotus Gibson 2013
+
†Lophionotus chinleana Gibson 2013
†Lophionotus kanabensis Gibson 2013
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Invalid names: Semionotus kanabensis Schaeffer and Dunkle 1950 [objective synonym]
†Lophionotus sanjuanensis Gibson 2013
Fm. †Macrosemiidae Thiollière 1858
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G. †Eosemionotus Stolley 1919
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†Eosemionotus ceresiensis Bürgin 2004
†Eosemionotus diskosomus López-Arbarello et al. 2019
†Eosemionotus minutus López-Arbarello et al. 2019
†Eosemionotus ratumensis Diependaal et al. 2024
†Eosemionotus sceltrichensis López-Arbarello et al. 2019
†Eosemionotus vogeli Fritsch 1906
G. †Histionotus Egerton 1854
+
†Histionotus angularis Egerton 1854
†Histionotus falsani Thiollière 1873
†Histionotus oberndorferi Wagner 1863
G. †Legnonotus Egerton 1854
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†Legnonotus cothamensis Egerton 1854
†Legnonotus krambergeri Bartram 1977
†Legnonotus obtusus Tintori and Renesto 1983
G. †Macrosemiocotzus González-Rodríguez et al. 2004
+
†Macrosemiocotzus americanus González-Rodríguez et al. 2004
G. †Macrosemius Agassiz 1834
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†Macrosemius andrewsi Woodward 1895
†Macrosemius dumortieri Thiollière 1873
†Macrosemius fourneti Thiollière 1854
†Macrosemius pectoralis Sauvage 1883
†Macrosemius rostratus Agassiz 1834
G. †Notagogus Agassiz 1833
+
†Notagogus denticulatus Agassiz 1834
†Notagogus latior Agassiz 1833
†Notagogus novomundi González-Rodríguez and Reynoso 2004
†Notagogus pentlandi Agassiz 1833
+
Invalid names: Blenniomoeus brevicauda Costa 1853 [synonym], Blenniomoeus longicauda Costa 1850 [synonym], Blenniomoeus maior Costa 1856 [synonym], Lepidotus exiguus Costa 1857 [synonym], Notagogus crassicauda Costa 1864 [synonym], Notagogus erythrolepis Costa 1853 [synonym], Notagogus gracilis Costa 1864 [synonym], Notagogus minor Costa 1853 [synonym]
†Notagogus zieteni Agassiz 1833
Invalid names: Blenniomoeus Costa 1850 [synonym], Calignathus Costa 1856 [synonym], Pachyodon Costa 1856 [synonym]
G. †Propterus Agassiz 1834
+
†Propterus microstomus Agassiz 1834
†Propterus serratus Agassiz 1843
Invalid names: Rhynchoncodes Costa 1850 [synonym]
Invalid names: Eosemionotidae Bürgin et al. 1991 [synonym]
G. †Plesiolepidotus Schlosser 1923
G. †Prionopleurus Fischer de Waldheim 1852
Fm. †Semionotidae Woodward 1890
+
G. †Acentrophorus Traquair 1877
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†Acentrophorus altus Kirkby 1864
†Acentrophorus chicopensis Newberry 1888
†Acentrophorus robustus Brandt 2021
†Acentrophorus varians Kirkby 1862
G. †Pristisomus Woodward 1890
+
†Pristisomus crassus Woodward 1890
†Pristisomus gracilis Woodward 1890
†Pristisomus latus Woodward 1890
G. †Sargodon Plieninger 1847
+
†Sargodon cuneus Henry 1876
†Sargodon incisivus Henry 1876
†Sargodon tomicus Plieninger 1847
G. †Semionotus Agassiz 1832
+
†Palaeoniscus agassizii Redfield 1841
†Semionotus australis Woodward 1890
†Semionotus beardmori Smith 1900
†Semionotus bergeri Agassiz 1833
+
Invalid names: Palaeoniscum arenaceum Berger 1832 [synonym], Semionotus elongatus Fraas 1861 [objective synonym], Semionotus esox Berger 1843 [synonym], Semionotus spixi Agassiz 1833 [synonym]
†Semionotus braunii Newberry 1888
†Semionotus capensis Woodward 1888
†Semionotus elegans Newberry 1888
+
Invalid names: Semionotus lenticularis Newberry 1888 [synonym], Semionotus modestus Newberry 1888 [synonym]
†Semionotus formosus Woodward 1908
†Semionotus gigas Newberry 1888
†Semionotus howelli Bock 1959
†Semionotus kapffi Fraas 1861
†Semionotus micropterus Newberry 1888
†Semionotus minutus Newberry 1888
†Semionotus normanniae Larsonneur 1964
†Semionotus ovatus Redfield 1841
†Semionotus parvus Redfield 1888
†Semionotus robustus Newberry 1888
†Semionotus tenuis Woodward 1890
Invalid names: Ischypterus Egerton 1847 [synonym], Semionotus gibbus Seebach 1866 [nomen nudum], Semionotus leptocephalus Agassiz 1833 [nomen dubium], Semionotus metcalfi Swinnerton 1928 [nomen dubium], Semionotus nilssoni Agassiz 1837 [nomen dubium], Semionotus trotti Bellotti 1857 [nomen dubium]
G. †Tetragonolepis Bronn 1830
+
†Tetragonolepis bouei Agassiz 1833
†Tetragonolepis confluens Agassiz 1835
†Tetragonolepis discus Egerton 1853
†Tetragonolepis drosera Egerton 1853
†Tetragonolepis heteroderma Agassiz 1832
†Tetragonolepis leachi Agassiz 1833
†Tetragonolepis leiosomus Agassiz 1836
†Tetragonolepis mastodonteus Agassiz 1836
†Tetragonolepis monilifer Agassiz 1836
†Tetragonolepis obscurus Münster 1841
†Tetragonolepis oldhami Egerton 1878
†Tetragonolepis ovalis Agassiz 1834
†Tetragonolepis pustulatus Agassiz 1836
†Tetragonolepis semicincta Bronn 1830
†Tetragonolepis serratus Henry 1876
†Tetragonolepis speciosus Agassiz 1835
Invalid names: Homoeolepis Wagner 1860 [synonym], Pleurolepis Quenstedt 1852 [synonym]
Invalid names: Lepidotidae Owen 1860 [synonym], Semionotus serratus Fraas 1861 [nomen dubium]
G. †Serrolepis Quenstedt 1852
G. †Sinosemionotus Yuan and Koh 1936
G. †Sphathiurus
Fm. †Tungusichthyidae Berg 1941
+
G. †Tungusichthys Berg 1941
+
†Tungusichthys acentrophoroides Berg 1941
†Tungusichthys derjugini Sytchevskaya 1999
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, subp = subphylum | |||||
| References: Hendy et al. 2009, Carroll 1988 | |||||
Age range: base of the Roadian to the top of the Late/Upper Maastrichtian or 272.30000 to 66.00000 Ma
Collections (312 total)
Oldest occurrences | |||
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ufimian - Late/Upper Kazanian | Russian Federation (Udmurtia) | Acentrophorus sp., Acentrophorus varians (187322) | |
| Late/Upper Kazanian | Russian Federation | Acentrophorus varians (197540) | |
| Roadian | Russian Federation | Acentrophorus varians (109484 197598 197601 198777) | |
| Wuchiapingian | United Kingdom (Durham) | Acentrophorus altus (232568) Acentrophorus glaphyurus (131707 131709) Palaeoniscus glaphyrus (130868) | |
| Wuchiapingian | United Kingdom | Acentrophorus glaphyurus (131704) Acentrophorus varians (131701) Acentrophorus varians, Acentrophorus abbsi (131700 131702) | |
| Wuchiapingian | Germany | Acentrophorus glaphyurus (130273 130276) | |
| Wuchiapingian | Italy (Trentino Alto Adige) | Acentrophorus robustus (232567) | |
| Wuchiapingian | United Kingdom (England) | Palaeoniscus glaphyrus (90263 90264 90265 90266 90267 90268 90270 90273) Palaeoniscus varians, Palaeoniscus abbsii (122376) | |
| Changhsingian | Italy (Trentino-Alto Adige) | Archaeolepidotus leonardii (116442) | |
| Induan | Italy (Trentino Alto-Adige) | Archaeolepidotus leonardii (90275) | |
Youngest occurrences |
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| Time interval | Ma | Country or state | PBDB collection number |
| Middle Albian - Late/Upper Albian | Mexico (Puebla) | Lepidotes sp. (80283) Macrosemiocotzus americanus (136733) Notagogus novomundi (133545 133991) | |
| Late/Upper Albian - Early/Lower Cenomanian | USA (Idaho) | Semionotidae indet. (227195) | |
| Cenomanian | Brazil (Maranhão) | Semionotidae indet. (67225) | |
| Late/Upper Cenomanian | Morocco (Er Rachida) | Agoultichthys chattertoni (120457) | |
| Late/Upper Cenomanian | Morocco (Meknes-Tafilalet) | Agoultichthys chattertoni (136753) | |
| Middle Turonian - Late/Upper Turonian | Uzbekistan (Navoi) | Lepidotidae indet. (58164) | |
| Early/Lower Maastrichtian | Canada (Alberta) | Semionotiformes indet. (229870) | |
| Late/Upper Maastrichtian | Spain (Cataluña) | Holostei indet. (36725) | |
| Late/Upper Maastrichtian | India (Rajasthan) | Semionotidae indet. (93028) | |
| Late/Upper Maastrichtian | Canada (Alberta) | Semionotiformes indet. (190346) | |