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Xenacanthidae
Taxonomy
Xenacanthidae was named by Fritsch (1889). It is not extant.
It was synonymized subjectively with Pleuracanthidae by Hay (1902).
It was assigned to Ichthyotomi by Jordan (1963); to Pleuracanthodii by Daly (1973); to Xenacanthida by Zangerl (1981); and to Xenacanthiformes by Cappetta (1987), Murry (1989), Heckert (2004), Heckert and Lucas (2006), Ginter et al. (2010) and Nelson et al. (2016).
It was synonymized subjectively with Pleuracanthidae by Hay (1902).
It was assigned to Ichthyotomi by Jordan (1963); to Pleuracanthodii by Daly (1973); to Xenacanthida by Zangerl (1981); and to Xenacanthiformes by Cappetta (1987), Murry (1989), Heckert (2004), Heckert and Lucas (2006), Ginter et al. (2010) and Nelson et al. (2016).
Synonymy list
Year | Name and author |
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1889 | Xenacanthidae Fritsch |
1963 | Xenacanthidae Jordan p. 591 |
1973 | Xenacanthidae Daly p. 564 |
1981 | Xenacanthidae Zangerl p. 64 |
1987 | Xenacanthidae Cappetta p. 27 |
1989 | Xenacanthidae Murry p. 250 |
2004 | Xenacanthidae Heckert p. 72 |
2006 | Xenacanthidae Heckert and Lucas p. 97 |
2010 | Xenacanthidae Ginter et al. p. 49 |
2016 | Xenacanthidae Nelson et al. p. 47 |
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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. †Xenacanthidae Fritsch 1889
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G. †Aganodus Owen 1867
G. †Fayolia Renault and Zeiller 1884
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†Fayolia dentata Renault and Zeiller 1884
†Fayolia sharovi Fischer et al. 2011
†Fayolia sterzeliana Weiss 1887
G. †Lophacanthus Stock 1880
G. †Mooreodontus Hampe and Schneider 2010
G. †Ochlodus Owen 1867
G. †Phricacanthus Davis 1879
G. †Pleuracanthus Agassiz 1837
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†Pleuracanthus arcuatus Newberry 1856
†Pleuracanthus biserialis Newberry 1856
†Pleuracanthus cylindricus Agassiz 1843
†Pleuracanthus decheni Goldfuss 1847
†Pleuracanthus dilatatus Newberry 1856
†Pleuracanthus laevissimus Agassiz 1837
†Pleuracanthus quadriseriatus Cope 1877
†Pleuracanthus robustus Davis 1880
G. †Plicatodus Hampe 1995
G. †Pternodus Owen 1867
G. †Wurdigneria Richter 2005
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, Wagner 2023 |
Age range: base of the Westphalian A to the top of the Norian or 318.10000 to 208.50000 Ma
Collections (83 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Bashkirian | United Kingdom (England) | Orthacanthus cylindricus, Pleuracanthus laevissimus (132670) | |
Bashkirian | USA (Arizona) | Triodus elpia (131603) | |
Pennsylvanian | United Kingdom | Pleuracanthus robustus, Pleuracanthus laevissimus (137307) | |
Westphalian A - Westphalian B | USA (Arizona) | Xenacanthidae indet. (92271) | |
Moscovian | United Kingdom | Pleuracanthus cylindricus (137311 137312) Pleuracanthus cylindricus, Pleuracanthus laevissimus (137304 137310) Pleuracanthus laevissimus (137305 137306 137309) Pleuracanthus robustus, Pleuracanthus laevissimus (137308) | |
Westphalian B | France | Fayolia sterzeli (155645) | |
Desmoinesian | USA (Oklahoma) | Xenacanthus sp. (223893) | |
Kasimovian | USA (Illinois) | Xenacanthus ossiani, Triodus sp. (224241) | |
Gzhelian - Sakmarian | USA (New Mexico) | Xenacanthus sp. (180989) | |
Asselian | Czech Republic (Liberec) | Triodus sp. (232997) | |
Asselian | USA (Texas) | Anodontacanthus americanus (132657 132661) | |
Asselian | Czech Republic | Xenacanthus sp. (218107) | |
Asselian - Sakmarian | Czech Republic | Xenacanthus sp. (51265) | |
Cisuralian | Norway (Akhershus) | Pleuracanthus sp. (125173) | |
Cisuralian | Germany | Pleuracanthus decheni (137252) | |
Cisuralian | Czech Republic (Hradec Králové) | Xenacanthus decheni (123380) | |
Permian | USA (Oklahoma) | Platyacanthus avirostratus (216410 221391) | |
Wolfcamp - Sakmarian | USA (Utah) | Xenacanthus texensis (13256) | |
Wolfcamp | USA (New Mexico) | Xenacanthus sp. (180106 180383 180384 180940 180974) | |
Artinskian | USA (Texas) | Anodontacanthus americanus (132662 132663 132665) Xenacanthus sp. (22714) | |
Artinskian | USA (Oklahoma) | Xenacanthus luederensis (220872) Xenacanthus sp. (79402) | |
Artinskian - Kungurian | USA (Texas) | Xenacanthus platypternus (85301) Xenacanthus texensis, Xenacanthus platypternus (85299 85300) | |
Artinskian - Roadian | USA (Texas) | Pleuracanthus indet. (180992) | |
Leonard | USA (Texas) | Xenacanthus platypternus (177018) | |
Leonard | USA (Oklahoma) | Pleuracanthus gracilis (87054) Xenacanthus sp. (79815 84941 85567 180990 180991) | |
Kungurian | USA (Texas) | Xenacanthus platypternus (67735 85556) Xenacanthus sp. (12976 27704 85551 85552 85553 85554 85555 177000 177003 177015) | |
Kungurian | Brazil (Maranhao) | Xenacanthidae indet. (192146) | |
Kungurian | USA (Oklahoma) | Xenacanthus sp. (67945) | |
Kungurian - Roadian | USA (Texas) | Xenacanthus sp. (79694) | |
Kazanian | Brazil (Rio Grande do Sul) | Xenacanthus sp. (232544) | |
Roadian - Wordian | USA (Oklahoma) | Xenacanthus sp. (27480 27573) | |
Anisian | Australia (New South Wales) | Xenacanthidae indet. (136481) | |
Pelsonian - Illyrian | Australia (New South Wales) | Pleuracanthus sp. (111729) | |
Pelsonian - Illyrian | Austria | Lepacanthus gracilis (186975) | |
Fassanian | Poland | Pleuracanthus sp. (149685) | |
Carnian | USA (Texas) | Xenacanthus moorei (84271) | |
Carnian - Norian | India (Telangana) | Xenacanthus indicus (101863) | |
Norian | USA (Arizona) | Xenacanthus moorei (39160 39219 84264 92850) Xenacanthus moorei, Xenacanthus moorei (48547) | |
Norian | USA (New Mexico) | Xenacanthus sp. (55248) | |
Norian | USA (Texas) | Xenacanthus moorei (48424 84269) Xenacanthus sp., Xenacanthus moorei (13266) | |
Lacian - Sevatian | USA (New Mexico) | Xenacanthus moorei (62311) |