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Parvulactaeon spiralocostata
Taxonomy
Parvulactaeon spiralocostata was named by Grundel (1997). It is a 3D body fossil. Its type locality is Bore Aulosen 5/58, depth 762,4-771,1 m, Saxony-Anhalt, which is in an Aalenian offshore siliciclastic in Germany.
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1997 | Parvulactaeon spiralocostata Grundel p. 190 figs. Pl 5, figs 13-15; pl 6, fig 1 |
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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.
†Parvulactaeon spiralocostata Grundel 1997
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: superf = superfamily, c = class | |||||
References: Hendy et al. 2009, Kiessling 2004 |
Age range: Early/Lower Aalenian or 175.60000 to 171.60000 Ma
Collections (3 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Early/Lower Aalenian | Germany | Parvulactaeon spiralocostata (type locality: 58216 58217 75982) |