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Cassianella tenuistria
Taxonomy
Avicula tenuistria was named by Münster (1841). It is a 3D body fossil. Its type locality is St. Cassian (Munster coll), which is in a Julian carbonate limestone in the Cassian Formation of Italy.
It was synonymized subjectively with Cassianella gryphaeata by Bittner (1895); it was recombined as Cassianella tenuistria by Laube (1865), Newton (1923).
It was synonymized subjectively with Cassianella gryphaeata by Bittner (1895); it was recombined as Cassianella tenuistria by Laube (1865), Newton (1923).
Sister species lacking formal opinion data
C. ampezzana, C. aviculoides, C. beyrichi, C. beyrichi, C. bipartita, C. dovjikovi, C. dubia, C. dussaulti, C. ecki, C. fragilis, C. gigantea, C. gryphaeatoides, C. grypheata, C. gyrphaeatoides, C. imagnensis, C. inaequiradiata, C. inaequivalvis, C. jindingensis, C. ligulata, C. praecursor, C. qingyanensis, C. subcicloensis, C. subcislonensis, C. subsislonensis, C. sulcata, C. tectiformis, C. tulongensis
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1841 | Avicula bidorsata Münster p. 76 figs. Pl 7, fig 9 |
| 1841 | Avicula tenuistria Münster p. 76 figs. Pl 7, fig 8 |
| 1843 | Avicula trapezoidea Klipstein p. 243 figs. Pl 15, fig 25 |
| 1865 | Cassianella tenuistria Laube p. 48 figs. Pl 17, fig 3 |
| 1895 | Cassianella bidorsata Bittner |
| 1923 | Cassianella tenuistria Newton |
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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.
†Cassianella tenuistria Münster 1841
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Invalid names: Avicula bidorsata Münster 1841 [synonym], Avicula trapezoidea Klipstein 1843 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, superf = superfamily, o = order, c = class | |||||
| References: Aberhan et al. 2004, Sanchez Roig 1926, Kiessling 2004 | |||||
Age range: Julian or 237.00000 to 233.60000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Julian | Italy | Avicula tenuistria, Avicula bidorsata (type locality: 137429) Cassianella tenuistria, Cassianella bidorsata (69670 144634) | |
| Late/Upper Triassic | Singapore | Cassianella tenuistria (202320) |