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Guembelina semicostata
Taxonomy
Guembelina semicostata was named by Cushman (1938).
It was recombined as Heterohelix semicostata by Pessagno (1967).
It was recombined as Heterohelix semicostata by Pessagno (1967).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1938 | Guembelina semicostata Cushman |
| 1967 | Heterohelix semicostata Pessagno p. 263 |
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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.
†Guembelina semicostata Cushman 1938
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order | |||||
| Reference: Kiessling 2004 | |||||
Collections
No collection or age range data are available