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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Plagiacanthinae
Taxonomy
Plagiacanthinae was named by Hertwig (1879). It is extant. Its type is Plagiacantha.
It was assigned to Plagiacanthidae by De Wever et al. (2001).
It was assigned to Plagiacanthidae by De Wever et al. (2001).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1879 | Plagiacanthinae Hertwig |
| 2001 | Plagiacanthinae De Wever et al. p. 219 |
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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.
Subfm. Plagiacanthinae Hertwig 1879
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G. Dumetum Popofsky 1908
G. Paracystidium Cachon and Cachon 1969
G. Pentaplagia Cachon and Cachon 1969
G. Plagiacantha Claparede 1858
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†Plagiacantha nana Bykova 1955
Invalid names: Plagiacantha australis Hinde 1899 [nomen dubium]
G. Plagonium Haeckel 1881
G. Plectagonidium Cachon and Cachon 1969
G. Polyplecta Haeckel 1881
G. Tetraplagia Haeckel 1881
G. Tetraplecta Haeckel 1881
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†Tetraplecta hattorii Dumitrica 2004
†Tetraplecta yaoi Dumitrica 2004
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 1999 | |||||
Age range
Maximum range based only on fossils: base of the Early/Lower Bajocian to the top of the Late/Upper Pleistocene or 170.90000 to 0.01170 Ma
Minimum age of oldest fossil (stem group age): 168.6 Ma
Minimum age of oldest fossil (stem group age): 168.6 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Bajocian | Japan | Tetraplecta hattorii (130114) | |
| Late/Upper Bajocian | Japan | Tetraplecta yaoi (51714) | |
| Middle Eocene | New Zealand | Dumetum sp. (130117) Jeanpierria splendida (130118) | |
| Middle Pleistocene | Japan | Plagiacantha panarium (233709 233710 233711 233712) | |
| Middle Pleistocene - Late/Upper Pleistocene | Japan | Plagiacantha panarium (233713) | |
| Late/Upper Pleistocene | Japan | Plagiacantha panarium (233714) |