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Toxoconcha
Taxonomy
Undularia (Toxoconcha) was named by Kittl (1899) [Sepkoski's age data: Tr Anis-u Tr Nori Sepkoski's reference number: 115,797]. Its type is Chemnitzia brocchi.
It was reranked as Toxoconcha by Tong and Erwin (2001) and Sepkoski (2002).
It was assigned to Undularia by Kittl (1899); to Coelostylinidae by Tong and Erwin (2001); and to Neotaenioglossa by Sepkoski (2002).
It was reranked as Toxoconcha by Tong and Erwin (2001) and Sepkoski (2002).
It was assigned to Undularia by Kittl (1899); to Coelostylinidae by Tong and Erwin (2001); and to Neotaenioglossa by Sepkoski (2002).
Subtaxa
T. brocchi (syn. Chemnitzia lictor, Loxonema falcifera, Chemnitzia ginanni, Loxonema strigillata, Toxonema damesi, Chemnitzia lunulata, Chemnitzia lanceata), T. gracilis, T. microfurcata, T. uniformis, Undularia (Toxoconcha) bisculpta, Undularia (Toxoconcha) jaculum, Undularia (Toxoconcha) ontragnana, Undularia (Toxoconcha) perspicua, Undularia (Toxoconcha) striifera, Undularia (Toxoconcha) telescopia, Undularia (Toxoconcha) transitoria
Synonymy list
| Year | Name and author |
|---|---|
| 1899 | Undularia (Toxoconcha) Kittl |
| 2001 | Toxoconcha Tong and Erwin p. 27 |
| 2002 | Toxoconcha Sepkoski |
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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. †Toxoconcha Kittl 1899
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†Toxoconcha brocchi Stoppani 1857
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Invalid names: Chemnitzia ginanni Stoppani 1858 [synonym], Chemnitzia lanceata Stoppani 1858 [synonym], Chemnitzia lictor Stoppani 1858 [synonym], Chemnitzia lunulata Stoppani 1858 [synonym], Loxonema falcifera Stoppani 1857 [synonym], Loxonema strigillata Stoppani 1857 [synonym], Toxonema damesi Böhm 1895 [synonym]
†Toxoconcha gracilis Haas 1953
†Toxoconcha microfurcata Nützel and Senowbari-Daryan 1999
†Toxoconcha uniformis Stoppani 1858
†Undularia (Toxoconcha) bisculpta Kittl 1899
†Undularia (Toxoconcha) jaculum Stoppani 1858
†Undularia (Toxoconcha) ontragnana Kittl 1899
†Undularia (Toxoconcha) perspicua Böhm 1895
†Undularia (Toxoconcha) striifera Kittl 1899
†Undularia (Toxoconcha) telescopia Böhm 1895
†Undularia (Toxoconcha) transitoria Kittl 1894
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 20.6 | 17.3 | 23.0 | 22.0 | 3.04 |
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Collections (23 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Induan | China (Sichuan) | T. uniformis, T. brocchii (119267) | |
| Dienerian | Greenland | Undularia sp. (118497) | |
| Anisian | Austria (Innsbruck) | Undularia brocchii (202275) | |
| Pelsonian - Illyrian | China (Guizhou) | T. brocchii (31617 31618 31619 31620 31621 31627 44246 44247 44250 44252) | |
| Ladinian | Italy | Toxonema damesi (138257) Toxonema telescopium, Toxonema perspicuum (138255) | |
| Carnian | Hungary (Bakony) | Undularia sp. (203200) Undularia uniformis (203197) | |
| Julian | Italy | Coelostylina brocchii (144631) | |
| Norian - Rhaetian | Peru | T. gracilis (68138 68142) | |
| Sevatian | Iran | T. microfurcata (37959) | |
| Rhaetian | Peru | T. gracilis (68096 144487) |