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Ovisargus (Helempis) yixianensis
Taxonomy
Helempis yixianensis was named by Ren (1998). Its type specimen is GMCB LB97024, an exoskeleton, and it is a compression fossil. Its type locality is Near Chaomidian Village (GMC Beijing coll), which is in a Barremian lacustrine - large mudstone in the Yixian Formation of China.
It was recombined as Ovisargus yixianensis by Zhang (2012); it was recombined as Ovisargus (Helempis) yixianensis by Zhang (2014).
It was recombined as Ovisargus yixianensis by Zhang (2012); it was recombined as Ovisargus (Helempis) yixianensis by Zhang (2014).
Synonymy list
Year | Name and author |
---|---|
1998 | Helempis yixianensis Ren p. 80 figs. 22; pl 4, fig 5 |
2012 | Ovisargus yixianensis Zhang p. 73 fig. 10 |
2014 | Ovisargus (Helempis) yixianensis Zhang |
2016 | Helempis yixianensis Grimaldi and Barden p. 26 |
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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.
†Ovisargus (Helempis) yixianensis Ren 1998
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Diagnosis
No diagnoses are available