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Potamogeton pygmaeus
Taxonomy
Potamogeton pygmaeus was named by Chandler (1925). It is not extant.
Sister species lacking formal opinion data
P. acutifolius, P. alpinus, P. austroeuropaeus, P. bashkiricus, P. besczeulicus, P. borysthenicus, P. cholmechensis, P. coloratus, P. corticosus, P. crispoides, P. densus, P. dravertii, P. dubnanensis, P. elegans, P. erosus, P. extremitatus, P. filiformis, P. filiformoides, P. heinkei, P. irtyshense, P. jeholensis, P. knowltoni, P. kunovicensis, P. medicagoides, P. minimus, P. nemenus, P. neptunii, P. nochtensis, P. obtusifolius, P. palaeocompressus, P. palaeodensus, P. perforatus, P. planus, P. polymorphus, P. praepectinatus, P. seifhennersdorfensis, P. semirotundatus, P. tanaiticus, P. tavdense, P. tenuicarpus, P. tertiarius, P. trichoides, P. wiesaensis
Synonymy list
| Year | Name and author |
|---|---|
| 1925 | Potamogeton pygmaeus Chandler |
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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.
†Potamogeton pygmaeus Chandler 1925
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 2009 | |||||
Age range: base of the Lutetian to the top of the Priabonian or 48.07000 to 33.90000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lutetian | United Kingdom (England) | Potamogeton pygmaeus (24106 24107 24108) | |
| Bartonian | United Kingdom (England) | Potamogeton pygmaeus (24109) | |
| Priabonian | United Kingdom (England) | Potamogeton pygmaeus (27663 27664) |