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Eximipriapulus
Taxonomy
Eximipriapulus was named by Ma et al. (2014). It is not extant.
It was assigned to Priapulida by Ma et al. (2014).
It was assigned to Priapulida by Ma et al. (2014).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 2014 | Eximipriapulus Ma 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.
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| X. Y. Ma et al. 2014 | —Cylindrical body divided into a proboscis and
trunk. Proboscis composed of four stages: everted anterior part of pharynx; smooth and non-retractable collar; bulbous introvert completely invaginable, with long spine-like scalids arranged in approximately 30 longitudinal rows with nine circlets; neck region bearing conical to triangular scalids arranged in approximately 30 longitudinal rows with 13 circlets. Annulated trunk stout, cylindrical; spinules arranged along annuli, more regular in circles on posterior trunk; larger seta-like projections scattered around mid trunk. Terminal part of body distinctively expanded, globular. Mouth opening leading to a muscular, partially eversible pharynx lined with teeth, and thence to a straight intestine; hindgut with round cuticular structure; anus terminal |
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Hendy et al. 2009 | |||||
Collections
No collection or age range data are available