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Vyscystis ubaghsi
Taxonomy
Vyscystis ubaghsi was named by Fatka and Kordule (1990). Its type specimen is L28664 (theca) and is a 3D body fossil. Its type locality is Vystrkov Hill, Vinice and Felbabka, Jince, which is in a Cambrian coastal shale in the Jince Formation of the Czech Republic.
Synonymy list
| Year | Name and author |
|---|---|
| 1990 | Vyscystis ubaghsi Fatka and Kordule pp. 316, 320 figs. pls I–II, figs 1, 2. |
| 2019 | Vyscystis ubaghsi Nohejlová et al. figs. 2, 3, 6 |
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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.
†Vyscystis ubaghsi Fatka and Kordule 1990
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| O. Fatka and V. Kordule 1990 | Eocrinoids with irregular multiplated cylindrical to conical theca; aboral portion of theca ( = calyx and holdfast) composed of adorally imbricate plates without epispires; oral surface composed of adjacent plates bearing large epispires. Ambulacral system confined to oral surface, composed of unbranched biserial brachioles, probably five in number. | |
| M. Nohejlová et al. 2019 | Body wall composed of two
parts – aboral cup and oral surface. Cone-shaped aboral cup composed of adorally overlapping imbricate plates, without epispires. Flattened tessellate oral surface made of numerous adjacent polygonal plates, bearing epispires. Curved ambulacra showing a 2-1-2 pattern, extended over oral surface toward lateral edge. Coiled brachioles mounted unilaterally to ambulacral ray. Mouth close to centre of oral surface. |