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Ponomarenkia parva
Taxonomy
Mesecanus parvus was named by Ponomarenko (1990). Its type specimen is PIN 1742/165, an exoskeleton, and it is a compression fossil. Its type locality is Turga (PIN collection 1742), which is in an Aptian lacustrine mudstone in the Turga Formation of the Russian Federation.
It was recombined as Ponomarenkia parva by Perkovsky (2001), Strelnikova et al. (2020).
It was recombined as Ponomarenkia parva by Perkovsky (2001), Strelnikova et al. (2020).
Synonymy list
| Year | Name and author |
|---|---|
| 1990 | Mesecanus parvus Ponomarenko p. 51 fig. 50 |
| 1997 | Mesecanus parvus Newton p. 151 |
| 2001 | Ponomarenkia parva Perkovsky p. 81 figs. 1.1,1.2, 2.1,2.2 |
| 2020 | Ponomarenkia parva Strelnikova et al. p. 627 |
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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.
†Ponomarenkia parva Ponomarenko 1990
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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: Early/Lower Aptian or 121.40000 to 119.57000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Aptian | Russian Federation (Chita) | Mesecanus parvus (type locality: 119499) |