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Hapalogastridae
Taxonomy
Hapalogastridae was named by Brandt (1850). It is extant. Its type is Hapalogaster.
It was assigned to Lithodoidea by Schweitzer et al. (2023).
It was assigned to Lithodoidea by Schweitzer et al. (2023).
Subtaxa
Hapalogaster (type genus)
Synonymy list
| Year | Name and author |
|---|---|
| 1850 | Hapalogastridae Brandt |
| 2023 | Hapalogastridae Schweitzer et al. p. 2 |
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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. Hapalogastridae Brandt 1850
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Aberhan 1992, Turnsek 1997 | |||||
Age range
Maximum range based only on fossils: base of the Late/Upper Pleistocene to the top of the Holocene or 0.12900 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 0.0117 Ma
Minimum age of oldest fossil (stem group age): 0.0117 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Pleistocene (interglacial) | Mexico (Baja California) | Hapalogaster sp. (194421) | |
| Holocene | USA (Washington) | Hapalogaster inermis (146593) | |
| Holocene | USA (Califormia) | Hapalogaster cavicauda (146589) |