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Stilpnotreta
Taxonomy
Stilpnotreta was named by Henderson and MacKinnon (1981).
It was assigned to Linnarssoniinae by Puura and Holmer (1993); to Acrotretidae by Williams et al. (2000); and to Acrotretida by Sepkoski (2002).
It was assigned to Linnarssoniinae by Puura and Holmer (1993); to Acrotretidae by Williams et al. (2000); and to Acrotretida by Sepkoski (2002).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1981 | Stilpnotreta Henderson and MacKinnon |
| 1993 | Stilpnotreta Puura and Holmer |
| 2000 | Stilpnotreta Williams et al. p. 121 |
| 2002 | Stilpnotreta 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. †Stilpnotreta Henderson and MacKinnon 1981
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†Stilpnotreta magna Henderson and MacKinnon 1981
†Stilpnotreta minuta Holmer et al. 2001
†Stilpnotreta tecta Koneva 1990
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, o = order, c = class, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004, Hendy 2009 | |||||
Collections (30 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Amgan | Kazakhstan | S. tecta (9970 9972 9973 9977) | |
| St Davids | Canada (Alberta) | S. magna (49202 49206 49207 49208) | |
| Tuesaian | Kazakhstan | S. tecta (9965 9969) S. venusta (9968) | |
| Mayan | Kazakhstan | S. inaequalis (10030) | |
| Mayan | Kazakhstan (Balkhash) | S. magna (118062 118098 118100 118101 121002) S. magna, S. minuta (118217) S. minuta (118220) | |
| Menevian | Kazakhstan | S. galinae (56538) | |
| Boomerangian | New Zealand (Nelson) | S. magna (49850) | |
| Mindyallan - Idamean | Australia (Victoria) | S. magna (64043 64047 64048 64049 64050 64051 64052) | |
| Dresbachian | France | S. magna (56191) | |
| Varangu | Sweden (Öland) | S. sp. (191671) |