| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Platyzona
Taxonomy
Platyzona was named by Knight (1945) [Sepkoski's age data: D Sieg P Dora Sepkoski's reference number: 109,362,1130]. It is not extant.
It was assigned to Pithodeinae by Knight et al. (1960); to Coelozoninae by Batten (1966); to Murchisoniidae by Pan and Erwin (2002); to Archaeogastropoda by Sepkoski (2002); to Goniasmidae by Nützel et al. (2002); to Goniasmatinae by Nützel and Pan (2005); and to Goniasmatidae by Karapunar and Nützel (2022).
It was assigned to Pithodeinae by Knight et al. (1960); to Coelozoninae by Batten (1966); to Murchisoniidae by Pan and Erwin (2002); to Archaeogastropoda by Sepkoski (2002); to Goniasmidae by Nützel et al. (2002); to Goniasmatinae by Nützel and Pan (2005); and to Goniasmatidae by Karapunar and Nützel (2022).
Synonymy list
| Year | Name and author |
|---|---|
| 1945 | Platyzona Knight |
| 1960 | Platyzona Knight et al. p. 296 |
| 1966 | Platyzona Batten |
| 2002 | Platyzona Nützel et al. p. 2 |
| 2002 | Platyzona Pan and Erwin p. 15 |
| 2002 | Platyzona Sepkoski |
| 2005 | Platyzona Nützel and Pan p. 1176 |
| 2022 | Platyzona Karapunar and Nützel p. 76 |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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. †Platyzona Knight 1945
show all | hide all
†Platyzona anguispira Batten 1989
†Platyzona arkansana Girty 1915
†Platyzona cancellata Batten 1989
†Platyzona cirriformis Sowerby 1815
†Platyzona dongluoensis Pan and Yu 1993
†Platyzona gradata Ketwetsuriya et al. 2020
†Platyzona hespera Kues and Batten 2001
†Platyzona humilis de Koninck 1877
†Platyzona khmeriana Mansuy 1913
†Platyzona nitella Pan and Erwin 2002
†Platyzona nodohumerosa Batten 1972
†Platyzona pagoda Batten 1989
†Platyzona pulchella Pan and Erwin 2002
†Platyzona rotunda Batten 1989
†Platyzona shikhanensis Mazaev 2019
†Platyzona trilineata Hall 1856
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 26 | 7.01 | 0.960 | 31.1 | 6.40 | 7.24 | |
| shell diameter | 26 | 4.86 | 1.20 | 19.9 | 4.75 | 5.50 |
|
|
||||
|
|
||||
|
|
||||
| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Brigantian to the top of the Griesbachian or 335.90000 to 250.50000 Ma
Collections (61 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Meramecian | USA (Indiana) | Pleurotomaria trilineata (129910 129912 129930) | |
| Brigantian | United Kingdom (England) | Mourlonia cirriformis (67670) P. sp., P. cirriformis (57131) | |
| Brigantian | USA (Alabama) | P. sp. (6751 6763 6789 6797 6799 6804 6805) | |
| Brigantian | United Kingdom (Scotland) | P. sp. (155580) | |
| Chesterian | USA (Illinois) | P. sp. 2 (59824) | |
| Pendleian | USA (Nevada) | P. sp. (5523) | |
| Kashirian - Myachkovian | USA (New Mexico) | P. n. sp. (46548) | |
| Desmoinesian | USA (Oklahoma) | P. hespera (91530) | |
| Desmoinesian | USA (New Mexico) | P. hespera (46536) | |
| Kasimovian | USA (Texas) | P. hespera (170908) | |
| Virgilian | USA (Texas) | P. hespera (217905) | |
| Virgilian | USA (New Mexico) | P. sp. (146828) | |
| Asselian | Russian Federation (Bashkortostan) | P. eulkaiensis (204134 220884 220885 220899) P. eulkaiensis, P. shikhanensis (202158) P. shikhanensis (202159) | |
| Sakmarian | Russian Federation (Bashkortostan) | P. eulkaiensis, P. shikhanensis (220898) | |
| Artinskian | USA (Nevada) | P. sp. (66102) | |
| Artinskian | USA (Texas) | P. rotunda (81683) | |
| Artinskian - Kungurian | Australia (Western Australia) | Mourlonia humilis (131602) | |
| Kungurian | USA (Texas) | P. anguispira (43498) P. cancellata (43491 81592 101785 101868) P. cancellata, P. rotunda (81617) P. pagoda (43496 81711) | |
| Kungurian | Malaysia (Perak) | P. nodohumerosa, P. eulkaiensis (62131) | |
| Roadian | Thailand | P. gradata (103565) | |
| Roadian | USA (Texas) | P. anguispira (43512) P. cancellata (81671) P. cancellata, P. anguispira (81640) P. pagoda, P. cancellata (101782 101783) | |
| Wordian - Capitanian | Cambodia | Mourlonia khmeriana (233582) | |
| Capitanian | Cambodia | Pithodea khmeriana (107276 107282) | |
| Capitanian | Japan | P. eulkaiensis (109667) | |
| Wuchiapingian | Greece | P. sp. (64171 64172 64173 64174) | |
| Changhsingian | China (Guangxi) | P. dongluoensis (56891 97019 116128) P. pulchella, P. nitella (56895) P. sp. (50024) | |
| Changhsingian | China (Yunnan) | P. sp. (56943) | |
| Griesbachian | China (Jiangxi) | P. sp. (60526) |