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Xiaoheiqingella
Taxonomy
Xiaoheiqingella was named by Hu (2002). It is not extant.
It was assigned to Priapulidae by Huang et al. (2004) and Han et al. (2004); and to Xiaoheiqingidae by Hu et al. (2017).
It was assigned to Priapulidae by Huang et al. (2004) and Han et al. (2004); and to Xiaoheiqingidae by Hu et al. (2017).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 2002 | Xiaoheiqingella Hu |
| 2004 | Xiaoheiqingella Han et al. |
| 2004 | Xiaoheiqingella Huang et al. |
| 2004 | Yunnanpriapulus Huang et al. |
| 2017 | Xiaoheiqingella Hu et al. p. 1330 |
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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. †Xiaoheiqingella Hu 2002
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†Xiaoheiqingella peculiaris Hu 2002
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Invalid names: Yunnanpriapulus halteroformis Huang et al. 2004 [synonym]
Invalid names: Yunnanpriapulus Huang et al. 2004 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| D. Huang et al. 2004 | Cylindrical and extensible
body, divisible into four sections, i.e. an anterior proboscis, a constricted neck, a finely annulated trunk and a pair of long caudal appendages. A swollen introvert with 25 longitudinal ridges and bearing 25 longitudinal rows of scalids, anterior seven scalids standing on each ridge while the last two being located on the posterior introvert without ridges. Posterior part of the trunk with 14 circles of ring papillae. Two long caudal appendages devoid of any ornament. |