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Retusa (Cylichnina) galba
Taxonomy
Volvaria galba was named by Conrad (1833) [DISTRIBUTION: Middle Eocene; Gulf Coastal Plain.]. Its type specimen is ANSP 30548, a shell, and it is not a trace fossil.
It was recombined as Bulla galba by Conrad (1834); it was recombined as Cylichna galba by Conrad (1865) and Heilprin (1879); it was recombined as Bulla (Cylichna) galba by de Gregorio (1890); it was recombined as Cylichnina galba by Palmer (1937); it was recombined as Retusa (Cylichnina) galba by Glibert (1962) and Palmer and Brann (1966).
It was recombined as Bulla galba by Conrad (1834); it was recombined as Cylichna galba by Conrad (1865) and Heilprin (1879); it was recombined as Bulla (Cylichna) galba by de Gregorio (1890); it was recombined as Cylichnina galba by Palmer (1937); it was recombined as Retusa (Cylichnina) galba by Glibert (1962) and Palmer and Brann (1966).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
Year | Name and author |
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1833 | Volvaria galba Conrad p. 34 |
1833 | Bulla sthillairii Lea p. 98 figs. pl. 4, fig. 78 |
1834 | Bulla galba Conrad p. 3 |
1865 | Cylichna galba Conrad p. 35 |
1879 | Cylichna galba Heilprin p. 222 |
1890 | Bulla (Cylichna) galba de Gregorio p. 168 |
1893 | Cylichna sthillairii Cossmann p. 49 |
1937 | Cylichnina galba Palmer p. 480 |
1962 | Retusa (Cylichnina) galba Glibert p. 57 |
1966 | Retusa (Cylichnina) galba Palmer and Brann p. 578 |
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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.
†Retusa (Cylichnina) galba Conrad 1833
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Invalid names: Cylichna sthillairii Lea 1833 [synonym]
Diagnosis
No diagnoses are available