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Polidevcia antequadrata
Taxonomy
Polidevcia antequadrata was named by Waterhouse (1964). Its type specimen is NZGS TM3441 and is not a trace fossil. Its type locality is GS6071, Letham Burn (D44/f9622), which is in a Capitanian marine horizon in the Mangarewa Formation of New Zealand.
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1964 | Polidevcia antequadrata Waterhouse p. 639 figs. Pl 96, figs 13-15 |
1965 | Polidevcia antequadrata Waterhouse |
1980 | Polidevcia antequadrata Waterhouse p. 101 fig. 1.4 |
1987 | Polidevcia antequadrata Waterhouse p. 134 figs. Pl 1, fig 4 |
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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.
†Polidevcia antequadrata Waterhouse 1964
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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valve height | 8 | 10.7 | 4.70 | 28.0 | 10.4 | 6.91 |
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Source: superf = superfamily, c = class | |||||
References: Aberhan et al. 2004, Sanchez Roig 1926 |
Age range: base of the Wordian to the top of the Wuchiapingian or 266.90000 to 254.14000 Ma
Collections (6 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Wordian | New Zealand (Southland) | Polidevcia antequadrata (41767 41784) | |
Capitanian | New Zealand (Southland) | Polidevcia antequadrata (type locality: 41777 41778) | |
Wuchiapingian | Australia (Queensland) | Polidevcia antequadrata (120293 120537) |