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Archiasterella
Taxonomy
Archiasterella was named by Sdzuy (1969) [Sepkoski's age data: Cm Atda-l Cm lMid Sepkoski's reference number: 221,951,1006,1057].
It was assigned to Problematica by Duan (1984); to Chancelloriidae by Brock and Cooper (1993); and to Chancelloriida by Sepkoski (2002).
It was assigned to Problematica by Duan (1984); to Chancelloriidae by Brock and Cooper (1993); and to Chancelloriida by Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1969 | Archiasterella Sdzuy p. 134 |
| 1984 | Archiasterella Duan p. 166 |
| 1993 | Archiasterella Brock and Cooper p. 764 |
| 2002 | Archiasterella 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. †Archiasterella Sdzuy 1969
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†Archiasterella elegans Gravestock et al. 2001
†Archiasterella pentactina Sdzuy 1969
†Archiasterella tetraspina Vassiljeva and Sayutina 1993
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Hendy 2009, Hendy et al. 2009 | |||||
Collections (78 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Cambrian | China (Shaanxi) | A. pentactina (86613) | |
| Meishucunian | China (Xinjiang) | A. pentactina (107481) | |
| Meishucunian | China (Yunnan) | A. pentactina (96290 96291 96292 96296) | |
| Meishucunian - Tommotian | China (Yunnan) | A. pentactina (96301 96445) | |
| Tommotian | Russian Federation | A. tetractina (90091) | |
| Tommotian | Russian Federation (Yakutiya) | A. sp. (80812) A. tetractina (90088) | |
| Atdabanian | China (Yunnan) | A. pentactina (86689) | |
| Atdabanian | Australia (South Australia) | A. hirundo (97739 97740 97741 97742 97744 97746 97747 97748 97749 97750 97783) A. quadratina (96966) A. tetraspina (96920) | |
| Atdabanian | China (Shaanxi) | A. pentactina (57690 57691) | |
| Atdabanian | Russian Federation (Krasnoyarskiy Kray) | A. pentactina (80843) | |
| Nangaoian - Atdabanian | China (Yunnan) | A. pentactina (96446) | |
| Nangaoian | China (Henan) | A. antiqua, A. pentactina (49532) A. tetractina, A. pentactina (96523) | |
| Atdabanian - Botomian | Antarctica (South Shetland Islands) | A. sp. (49691) | |
| Atdabanian - Lenian | Germany (Saxony) | A. pentactina (6899) | |
| Montezuman | Mexico | A. charma, A. pentactina (203103 203104) A. hirundo, A. pentactina (203107) | |
| Botomian | Russian Federation (Yakutia) | A. sp. (90438) | |
| Botomian | Australia (South Australia) | A. hirundo (97751 97770 97773 97774 97775 97776 97777) A. pentactina (97717) A. quadratina (50793 96917 96964 96965) A. quadratina, A. pentactina (96914 96958 96963) A. quadratina, A. pentactina, A. tetraspina (96916 96932 96959) A. quadratina, A. tetraspina (96915) | |
| Botomian | China (Shaanxi) | A. quadratina, A. charma, A. pentactina (199515 199516) A. quadratina, A. pentactina (199534) | |
| Dyeran | Greenland (Peary Land) | A. pentactina (210618) | |
| Dyeran | Canada (Newfoundland and Labrador) | A. sp. (50783 78747 78750) | |
| Toyonian | Türkiye (Konya) | A. hirundo (91535) | |
| Toyonian | Australia (South Australia) | A. pentactina (64460 64461 64462 64465 64466) A. quadratina, A. pentactina, A. tetraspina (96929) A. tetraspina (118171) | |
| Ordian - Undillan | Australia (Queensland) | A. sp. (122074) | |
| Delamaran | Jordan | A. hirundo (139932) | |
| Wuliuan - Topazan | Mexico | A. sp. (236858) | |
| Middle Cambrian | Italy (Sardinia) | A. sp., A. pentactina (122016) | |
| Middle Cambrian | Spain (León) | A. sp. (216182) | |
| Drumian - Marjumian | Mexico | A. sp. (236876) | |
| Furongian | Iran | A. pentactina (121298) |