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Cassianella angusta
Taxonomy
Cassianella angusta was named by Bittner (1891). It is not extant. Its type locality is Balia (Spirigera beds), which is in a Triassic marine sandstone in Türkiye.
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
Synonymy list
| Year | Name and author |
|---|---|
| 1891 | Cassianella angusta Bittner |
| 1901 | Cassianella angusta Bittner |
| 1987 | Cassianella angusta Newton et al. |
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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 angusta Bittner 1891
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Diagnosis
No diagnoses are available