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Paulicystis
Taxonomy
Paulicystis was named by Frest et al. (2011) [Frest & Strimple in Frest, Strimple & Paul 2011]. Its type is Paulicystis densus.
It was assigned to Trematocystinae by Frest et al. (2011); and to Holocystitidae by Sheffield and Sumrall (2017).
It was assigned to Trematocystinae by Frest et al. (2011); and to Holocystitidae by Sheffield and Sumrall (2017).
Species
P. densus (type species), P. sparsus
Synonymy list
| Year | Name and author |
|---|---|
| 2011 | Paulicystis Frest et al. pp. 83 - 84 |
| 2017 | Paulicystis Sheffield and Sumrall |
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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. †Paulicystis Frest et al. 2011
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†Paulicystis densus Frest et al. 2011
†Paulicystis sparsus Frest et al. 2011
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| T. J. Frest et al. 2011 | A genus of Trematocystinae with globular theca; tumid plates with impressed sutures, of one generation disposed in numerous, sometimes incomplete circlets of 20 or more plates per circlet; gonopore in FA1, facets large, irregularly elongate, elliptical, overrunning onto next one or two thecal circlets; attachment area very large, three-quarters or more of maximum thecal diameter, its plates fused. |
Measurements
No measurements are available
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| Source: subp = subphylum, p = phylum | |||||
| References: Aberhan 1992, Bambach et al. 2007 | |||||
Age range: Sheinwoodian or 433.40000 to 430.50000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Sheinwoodian | USA (Indiana) | P. densus, P. sparsus (26805) |