Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Giraldiella protensa
Taxonomy
Orthis protensa was named by de Sowerby (1839). It is the type species of Giraldiella.
It was recombined as Giraldiella protensa by Williams (1951).
It was recombined as Giraldiella protensa by Williams (1951).
Synonyms
|
Synonymy list
Year | Name and author |
---|---|
1839 | Orthis protensa de Sowerby p. 638 figs. pl. 22, figs. 8, 9 |
1839 | Orthis lata de Sowerby p. 640 figs. pl. 22, fig. 10 |
1951 | Giraldiella protensa Williams pp. 92 - 93 figs. Pl. III, figs. 9-12; Text-fig. 3 |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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.
†Giraldiella protensa de Sowerby 1839
show all | hide all
Invalid names: Giraldiella lata de Sowerby 1839 [synonym]
Diagnosis
Reference | Diagnosis | |
---|---|---|
A. Williams 1951 | Unequally biconvex to resupinate Giraldiellas with a sharply sulcate dorsal valve and ornamented by multicostellate ribs. |