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Holocystites
Taxonomy
Holocystites was named by Hall (1864). It is not extant. Its type is Holocystites subglobosus. It is the type genus of Holocystitidae, Holocystitinae.
It was assigned to Aristocystitidae by Regnéll (1945); to Hippocystinae by Chauvel (1966); to Diploporita by Sepkoski (2002); to Holocystitinae by Frest et al. (2011); and to Holocystitidae by Paul (1971), Sheffield and Sumrall (2017).
It was assigned to Aristocystitidae by Regnéll (1945); to Hippocystinae by Chauvel (1966); to Diploporita by Sepkoski (2002); to Holocystitinae by Frest et al. (2011); and to Holocystitidae by Paul (1971), Sheffield and Sumrall (2017).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1864 | Holocystites Hall |
| 1945 | Holocystites Regnéll |
| 1966 | Holocystites Chauvel |
| 1971 | Holocystites Paul pp. 72 - 79 |
| 2002 | Holocystites Sepkoski |
| 2011 | Holocystites Frest et al. |
| 2017 | Holocystites Sheffield and Sumrall p. 760 |
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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. †Holocystites Hall 1864
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Subg. †Holocystites (Megacystites) Frest et al. 2011
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†Holocystites (Megacystites) abnormis Hall 1864
†Holocystites (Megacystites) greenvillensis Foerste 1917
Subg. †Holocystites (Sepulticystis) Frest et al. 2011
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†Holocystites (Sepulticystis) spangleri Miller 1891
†Holocystites cylindricus Hall 1861
†Holocystites salmoensis Sheffield et al. 2018
†Holocystites scutellatus Hall 1864
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Invalid names: Holocystites jolietensis Miller 1882 [synonym]
†Holocystites subglobosus Miller 1889
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Invalid names: Holocystites globosus Miller 1878 [synonym]
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| C. R. C. Paul 1971 | A genus of Holocystitidae with cylindrical or pyriform theca, six peri-orals, eight facetals, five ambulacral facets, gonopore in FAl, pustular or smooth plates of one to three generations, humatipores with many tangential canals arranged in a radiate pattern. |