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Jiulongshania
Taxonomy
Jiulongshania was named by Park et al. (2008). Its type is Agraulos acalle.
It was assigned to Inouyiidae by Park et al. (2008), Park et al. (2013).
It was assigned to Inouyiidae by Park et al. (2008), Park et al. (2013).
Synonymy list
| Year | Name and author |
|---|---|
| 2008 | Jiulongshania Park et al. |
| 2013 | Jiulongshania Park et al. |
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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. †Jiulongshania Park et al. 2008
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†Jiulongshania longa Park et al. 2008
†Jiulongshania longispina Zhu and Wittke 1989
†Jiulongshania rotundata Resser and Endo 1937
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| T.-Y. Park et al. 2008 | Cranidium generally as long as wide; glabella truncato-conical with faintly impressed glabellar furrows; occipital ring semi-circular, with a small median node; palpebral lobes crescentic, small to intermedi- ate in size, located at a level corresponding to anterior half of glabella; eye-ridges weakly to clearly developed, transverse to directed ob- liquely rearwards; preglabellar area convex, ca one-third of cranidial length; a pair of incomplete furrows emerge from antero- lateral corners of glabella and diverge ob- liquely forwards on frontal area; anterior border absent or very narrow. Librigena long and narrow, with a postero-laterally directed long genal spine. Pygidium small, micropy- gous, transversely elliptical in outline; axis one-quarter to one-third of pygidial width, nearly reaching to posterior margin, with four to five axial rings and a terminal piece; border narrow or undeveloped. |
Measurements
No measurements are available
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| Source: subo = suborder, c = class | |||||
| References: Aberhan et al. 2004, Fortey and Owens 1999 | |||||
Age range: Guzhangian or 500.50000 to 497.00000 Ma
Collections (14 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Guzhangian | South Korea | J. longispina (152629 152630 152631) J. regularis (152614 152627 152632 152633 152634 152635 152636 152637) | |
| Guzhangian | China (Liaoning) | Lorenzella pustulosa (129890) | |
| Guzhangian | China | J. acalla (233818) | |
| Guzhangian | China (Hebei) | Cyclolorenzella longispina (129587) |