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Scaphelasmatidae
Taxonomy
Scaphelasmatidae was named by Rowell (1965).
It was assigned to Acrotretoidea by Williams et al. (2000), Popov (2000), Hansen and Holmer (2011).
It was assigned to Acrotretoidea by Williams et al. (2000), Popov (2000), Hansen and Holmer (2011).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1965 | Scaphelasmatidae Rowell |
| 2000 | Scaphelasmatidae Popov |
| 2000 | Scaphelasmatidae Williams et al. p. 122 |
| 2011 | Scaphelasmatidae Hansen and Holmer |
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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.
Fm. †Scaphelasmatidae Rowell 1965
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G. †Artiotreta Ireland 1961
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†Artiotreta longisepta Valentine et al. 2003
†Artiotreta parva Ireland 1961
G. †Eoscaphelasma Koneva et al. 1990
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†Eoscaphelasma delicata Holmer et al. 2001
†Eoscaphelasma satpakensis Koneva et al. 1990
G. †Rhysotreta Cooper 1956
G. †Scaphelasma Cooper 1956
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†Scaphelasma afflata Zhang 1995
†Scaphelasma anomalatum Krause and Rowell 1975
†Scaphelasma bukowkense Bednarczyk and Biernat 1978
†Scaphelasma lamellosum Krause and Rowell 1975
†Scaphelasma mica Popov 1975
†Scaphelasma pussillum Popov 1980
†Scaphelasma scutula Popov et al. 1994
†Scaphelasma septatum Cooper 1956
†Scaphelasma septatum rugosum Goryansky 1969
†Scaphelasma subquadratum Biernat 1973
†Scaphelasma tumidatum Krause and Rowell 1975
G. †Tobejalotreta Popov et al. 1990
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: base of the Aksaian to the top of the Alexandrian or 492.80000 to 438.10000 Ma
Collections (88 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Sunwaptan | Mexico (Oaxaca) | Eoscaphelasma sp. (106255) | |
| Aksaian | Kazakhstan | Eoscaphelasma delicata (118390 118394 118401 118443 118488 118880 118881 122777 122779 122780 122789 122790) Eoscaphelasma satpakensis (118481) | |
| Latorp - Volkhov | Estonia (Ida-Viru) | Scaphelasma septatum (195587) | |
| Tremadoc | Kazakhstan | Eoscaphelasma sp. (116487) | |
| Floian | Canada (Newfoundland and Labrador) | Scaphelasma A, Scaphelasma mica (10772) | |
| Blackhillsian | Norway (Spitsbergen) | Scaphelasma lamellosum (189898 189914 189945) | |
| Castlemainian - Yapeenian | Ireland | Scaphelasma septatum (153922) | |
| Dapingian | Norway (Spitsbergen) | Scaphelasma lamellosum (189845 189848 189938) | |
| Volkhov | Estonia (Ida-Viru) | Scaphelasma septatum (195561 195585 195586) | |
| Chazyan | USA (Alabama) | Rhysotreta corrugata, Scaphelasma septatum (162364) | |
| Darriwilian | Argentina (San Juan) | Scaphelasma zharykensis (219185 235666 235669) | |
| Darriwilian | Norway (Spitsbergen) | Scaphelasma lamellosum (189861 189881) | |
| Kunda | Sweden (Västergötland) | Scaphelasma sp. (192018) | |
| Kunda | Sweden (Dalarna) | Scaphelasma sp. (192028) | |
| Abereiddian | Kazakhstan | Scaphelasma afflata (165488) | |
| Aseri | Sweden (Dalarna) | Scaphelasma rugosum, Scaphelasma mica (192029) | |
| Aseri - Lasnamagi | Sweden (Dalarna) | Scaphelasma mica (192031) | |
| Aseri - Lasnamagi | Sweden (Västergötland) | Scaphelasma mica (192020) | |
| Lasnamagi | Sweden (Västergötland) | Scaphelasma mica (192021) | |
| Lasnamagi | Sweden (Dalarna) | Scaphelasma mica (192032 192033 192379 192380 192381 192382 192383) | |
| Uhaku - Lasnamagi | Sweden (Västergötland) | Scaphelasma mica (192022 192023) | |
| Uhaku | Sweden (Västergötland) | Scaphelasma mica (192025) | |
| Uhaku | Sweden (Dalarne) | Scaphelasma mica (169285) | |
| Uhaku | Sweden (Dalarna) | Scaphelasma mica (157358) | |
| Kukruse - Haljala | Sweden (Dalarna) | Scaphelasma mica, Scaphelasma pussillum (192034) | |
| Kukruse - Haljala | Sweden (Dalarne) | Scaphelasma sp., Scaphelasma mica, Scaphelasma pussillum (192035) | |
| Kukruse - Haljala | Sweden (Västergötland) | Scaphelasma pussillum (192026 192027) | |
| Oandu - Rakvere | Sweden (Västergötland) | Scaphelasma mica (191190) | |
| Katian | Kazakhstan | Rhysotreta sp., Scaphelasma pusillum (116472) | |
| Eastonian | Australia (New South Wales) | Rhysotreta sp., Scaphelasma sp., Scaphelasma scutula (64581) Scaphelasma sp. (64549) Scaphelasma sp., Scaphelasma scutula (64570 64573) | |
| Harju | Sweden (Västergötland) | Scaphelasma mica (191198) | |
| Harju | Sweden (Vastergotland) | Scaphelasma mica (191197) | |
| Harju | Sweden (Dalarne) | Scaphelasma mica (191194 191205) | |
| Harju | Sweden (Östergötland) | Scaphelasma mica (191196) | |
| Maysvillian | USA (Iowa) | Scaphelasma sp. (13261) | |
| Vormsi | Estonia | Scaphelasma scutula (173697 173702) | |
| Pirgu | Estonia | Scaphelasma scutula (173703 173704 173705 173707 173708 173709 173710 173711) | |
| Ashgill | Sweden | Scaphelasma sp. (80782) | |
| Cautleyan | Ireland (Leinster) | Scaphelasma sp. (89130) | |
| Alexandrian | USA (Oklahoma) | Artiotreta parva (232727 232728 232729) | |
| Llandovery | Australia (New South Wales) | Artiotreta longisepta (190507 190508 190510 190511 190512) |