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Alispirifer contractus
Taxonomy
Alispirifer contractus was named by Maxwell (1964). Its type specimen is UQ F27108 and is a 3D body fossil. Its type locality is UQ L2649, Yarrol, which is in a Serpukhovian marine siliciclastic in the Poperima Formation of Australia.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1964 | Alispirifer contractus Maxwell p. 28 figs. Pl 5, figs 13-24 |
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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.
†Alispirifer contractus Maxwell 1964
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: Serpukhovian or 330.30000 to 323.40000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Serpukhovian | Australia (Queensland) | Alispirifer contractus (type locality: 144986 144999 145000) | |
| Namurian - Westphalian | Australia (New South Wales) | Alispirifer contractus (58070) |