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Pterocorys
Taxonomy
Pterocorys was named by Haeckel (1882) [3b. Tribe: Theopilida. Open, triradiate Tricyrtida. A. Theopilida with the second segment triradiate (Pterocorida) (that is, with three ribs or appendages of the middle segment visible). AI. Girdled (aperture of the test smooth or truncate). Ia. With second segment simply latticed. a++ 'With three ribs of the second segment prolonged as spines. (Translated from Latin by E.M.R. and W.R.R.)]. It is extant. It was considered monophyletic by Haeckel (1882), Sharma and Takahashi (2007).
It was assigned to Nassellaria by Sepkoski (2002); and to Pterocorythidae by Haeckel (1882), De Wever et al. (2001), Sharma and Takahashi (2007).
It was assigned to Nassellaria by Sepkoski (2002); and to Pterocorythidae by Haeckel (1882), De Wever et al. (2001), Sharma and Takahashi (2007).
Synonymy list
| Year | Name and author |
|---|---|
| 1882 | Pterocorys Haeckel |
| 2001 | Pterocorys De Wever et al. p. 258 |
| 2002 | Pterocorys Sepkoski |
| 2007 | Pterocorys Sharma and Takahashi p. 823 |
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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.
G. Pterocorys Haeckel 1882
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 1999 | |||||
Age range: Middle Pleistocene or 0.77400 to 0.12900 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Pleistocene | Japan | P. clausus (233640 233708 233709 233710 233711 233712) | |
| Middle Pleistocene - Late/Upper Pleistocene | Japan | P. clausus (233713) |