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Xaxexis longhuaensis
Taxonomy
Euryxyela longhuaensis was named by Hong (1984). It is an impression. Its type locality is Hougou, Luoguying village, Zhangsanying, Longhua County, which is in a Barremian lacustrine - large mudstone in the Yixian Formation of China. It is the type species of Euryxyela, Xaxexis.
It was recombined as Xaxexis longhuaensis by Pagliano and Scaramozzino (1990), Zhang and Rasnitsyn (2006), Taeger et al. (2010).
It was recombined as Xaxexis longhuaensis by Pagliano and Scaramozzino (1990), Zhang and Rasnitsyn (2006), Taeger et al. (2010).
Synonymy list
| Year | Name and author |
|---|---|
| 1984 | Euryxyela longhuaensis Hong p. 180 figs. Pl 74, fig 1; text-fig 54 |
| 1990 | Xaxexis longhuaensis Pagliano and Scaramozzino p. 6 |
| 2006 | Xaxexis longhuaensis Zhang and Rasnitsyn p. 283 |
| 2010 | Xaxexis longhuaensis Taeger et al. p. 670 |
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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.
†Xaxexis longhuaensis Hong 1984
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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: Late/Upper Barremian or 125.77000 to 121.40000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Barremian | China (Hebei) | Euryxyela longhuaensis (155171) |