Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Chuanqianoproetus was named by Wu (1977) [Sepkoski's age data: S Wenl-l Sepkoski's reference number: 651]. Its type is Chuanqianoproetus constrictus.
It was assigned to Proetida by Sepkoski (2002); to Proetidae by Jell and Adrain (2002); and to Warburgellinae by Yuan et al. (2020).
It was assigned to Proetida by Sepkoski (2002); to Proetidae by Jell and Adrain (2002); and to Warburgellinae by Yuan et al. (2020).
Species
Synonyms
|
Synonymy list
Year | Name and author |
---|---|
1977 | Chuanqianoproetus Wu |
1983 | Xiushuiproetus Zhang p. 225 |
2002 | Chuanqianoproetus Jell and Adrain p. 358 |
2002 | Chuanqianoproetus Sepkoski |
2020 | Chuanqianoproetus Yuan et al. pp. 673 - 674 |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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. †Chuanqianoproetus Wu 1977
show all | hide all
†Chuanqianoproetus constrictus Wu 1977
†Chuanqianoproetus guizhouensis Yin and Li 1978
†Chuanqianoproetus shuangheensis Wu 1977
Invalid names: Xiushuiproetus Zhang 1983 [synonym]
Diagnosis
Reference | Diagnosis | |
---|---|---|
W. W. Yuan et al. 2020 | Warburgelline with glabella of pyriform or trapezoidal outline, with deep S1 (more pronounced on internal moulds); with low sagittal ridges on preoccipital glabella; sagittal projection (plectrum) across preglabellar field; tropidium and transverse preglabellar ridge absent; preocular facial suture between ???? and ???? diverges from exsagittal line at 34–45◦; thorax of nine segments (based on unpublished articulated specimens from Xiushan Formation in Chongqing); pygidium subtrian- gular to triangular outline, rounded, angular or mucronate posteriorly; narrow axis with 10–14 rings, 7–9 pairs of pleural ribs and well defined border; double pairs of apodemal depressions well developed along flanks of each axial ring. |