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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Sphaeriusoidea
Taxonomy
Sphaerioidea is a superfamily. It is extant.
It was corrected as Sphaeriusoidea by Bouchard et al. (2011) and Cai et al. (2022).
It was assigned to Sphaeriiformia by Crowson (1981); and to Myxophaga by Bouchard et al. (2011) and Cai et al. (2022).
It was corrected as Sphaeriusoidea by Bouchard et al. (2011) and Cai et al. (2022).
It was assigned to Sphaeriiformia by Crowson (1981); and to Myxophaga by Bouchard et al. (2011) and Cai et al. (2022).
Synonymy list
| Year | Name and author |
|---|---|
| 1981 | Sphaerioidea Crowson p. 694 |
| 2011 | Sphaeriusoidea Bouchard et al. p. 98 |
| 2022 | Sphaeriusoidea Cai et al. |
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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.
Superfm. Sphaeriusoidea
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Fm. Hydroscaphidae LeConte 1874 [skiff beetle]
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Subfm. Hydroscaphinae LeConte 1874
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Subfm. †Leehermaniinae Kirejtshuk et al. 2023
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Subfm. †Triamyxinae Qvarnström et al. 2021
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Invalid names: Sphaeriidae Erichson 1845 [empty], Torridincolidae Steffan 1964 [empty]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Kiessling 2004, Bush and Bambach 2015 | |||||
Age range
Maximum range based only on fossils: base of the Changhsingian to the top of the Early/Lower Cenomanian or 254.17000 to 93.50000 Ma
Minimum age of oldest fossil (stem group age): 251.2 Ma
Minimum age of oldest fossil (stem group age): 251.2 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Changhsingian - Induan | Russian Federation | Palaeoscapha tunguskaensis (229880) | |
| Tuvalian | Poland (Opole) | Triamyxa coprolithica (61449) | |
| Norian | USA (North Carolina) | Leehermania prorova (55493 106479) | |
| Late/Upper Barremian | China (Liaoning) | Hydroscapha jeholensis (111725) | |
| Early/Lower Cenomanian | Myanmar | Bezesporum burmiticum (184691) Burmasporum rossi (123020) Sphaerius martini, Crowsonaerius minutus (161726) |