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Nemacanthus
Taxonomy
Nemacanthus was named by Agassiz (1836) [Sepkoski's age data: Tr l Tr Rhae Sepkoski's reference number: 884].
It was assigned to Heterodontidae by Jordan (1963); to Galeomorphii by Sepkoski (2002); and to Palaeospinacidae by Koot et al. (2013).
It was assigned to Heterodontidae by Jordan (1963); to Galeomorphii by Sepkoski (2002); and to Palaeospinacidae by Koot et al. (2013).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1836 | Nemacanthus Agassiz |
| 1858 | Desmacanthus Quenstedt |
| 1963 | Desmacanthus Jordan p. 595 |
| 1963 | Nemacanthus Jordan p. 595 |
| 2002 | Nemacanthus Sepkoski |
| 2013 | Nemacanthus Koot et al. p. 327 |
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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. †Nemacanthus Agassiz 1836
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†Nemacanthus bosnensis Katzer 1916
†Nemacanthus elegans Evans 1904
†Nemacanthus filifer Agassiz 1836
†Nemacanthus minor Davis 1881
†Nemacanthus monilifer Agassiz 1836
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Invalid names: Desmacanthus cloacinus Quenstedt 1858 [synonym]
†Nemacanthus speciosus Winckler 1861
Invalid names: Desmacanthus Quenstedt 1858 [synonym]
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 | |||||
Collections (31 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Wordian | Oman | N. sp. (140660) | |
| Smithian | USA (Idaho) | Cosmacanthus elegans (136684) | |
| Spathian | Svalbard and Jan Mayen | N. sp. (196857) | |
| Spathian | USA (Idaho) | Cosmacanthus elegans (33319) | |
| Carnian | Poland (Slaskie) | N. sp. (110467) | |
| Alaunian | Luxembourg (Diekirch) | N. monilifer (56047) | |
| Rhaetian | France (Champagne-Ardennes) | N. monilifer (139922) | |
| Rhaetian | United Kingdom (England) | N. minor, N. filifer (122362) N. monilifer (57958 96615 122365 131728 131729 137693) N. monilifer, N. filifer (96617) N. monolifer (53829) N. sp. (96616 120898 163317) | |
| Rhaetian | France (Provence-Alpes-Cote d'Azur Region) | N. monilifer (31773) | |
| Rhaetian | Luxembourg | N. monilifer (67895) | |
| Rhaetian | Germany | Desmacanthus cloacinus (149329) N. speciosus (173603) | |
| Rhaetian | Germany (Westphalia) | N. monilifer (218156) | |
| Rhaetian | France (Franche-Comté) | N. monilifer (149396) | |
| Rhaetian | Belgium (Gaume) | N. monilifer (139198 139202) | |
| Rhaetian | Germany (Baden-Württemberg) | Desmacanthus cloacinus (91635) | |
| Rhaetian | France (Lorraine) | N. monilifer (36106 92109) | |
| Rhaetian | France (Franch-Comté) | N. monilifer (60541) |