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Lepidocystoidea
Taxonomy
Lepidocystoidea was named by Durham (1967). It is not extant.
It was assigned to Crinozoa by Beaver et al. (1967); and to Blastozoa by Nardin et al. (2017).
It was assigned to Crinozoa by Beaver et al. (1967); and to Blastozoa by Nardin et al. (2017).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1967 | Lepidocystoidea Beaver et al. p. S52 |
| 1967 | Lepidocystoidea Durham p. S631 |
| 2017 | Lepidocystoidea Nardin et al. pp. 673 - 674 |
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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.
Cl. †Lepidocystoidea Durham 1967
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Fm. †Felbabkacystidae Nardin et al. 2017
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Fm. †Lepidocystidae Durham 1967
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G. †Vyscystis Fatka and Kordule 1990
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†Vyscystis spinosa Wang et al. 2024
†Vyscystis ubaghsi Fatka and Kordule 1990
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| E. Nardin et al. 2017 | ‘Calyx-bearing’ blastozoans. Oral disc made of numerous adjacent plates, with simple sutural pores along their sutures; anal pyramid, hydropore-gonopore located in the ‘CD’ interradius in the oral disc. Ambulacral system confined to oral disc, consisting of a central, covered mouth, several radially arranged ambulacral grooves embedded into the oral surface, and numerous straight or coiled biserial brachioles alternately arranged alongside each ambulacral groove. Aboral cup cone- shaped or elongated into a cylindrical stalk, and composed of numerous imbricate plates. |
Measurements
No measurements are available
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| Source: subp = subphylum, p = phylum | |||||
| References: Aberhan 1992, Bambach et al. 2007 | |||||
Collections (13 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Series 2 | China (Jiangsu) | Vyscystis spinosa (235095 235096) | |
| Dyeran | USA (Pennsylvania) | Lepidocystis wanneri (192 11110 90645 226193) Lepidocystis wanneri, Kinzercystis durhami (90622) | |
| Dyeran - Delamaran | USA (Pennsylvania) | Lepidocystis sp. (226183) | |
| Middle Cambrian | Czech Republic (Litavka) | Vyscystis sp. (76455) | |
| Middle Cambrian | Czech Republic (Středočeský kraj) | Vyscystis ubaghsi (193781 201602) | |
| Marjumian | Czech Republic (Středočeský) | Felbabkacystis luckae, Vyscystis ubaghsi (186256 186257) |