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Retusa (Cylichnina) galba

Gastropoda - Cephalaspidea - Retusidae

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).

Synonyms
  • Bulla sthillairii was named by Lea (1833) [DISTRIBUTION: Middle Eocene; Gulf Coastal Plain.]. Its type specimen is ANSP 5486, a shell, and it is not a trace fossil.

    It was recombined as Cylichna sthillairii by Cossmann (1893); it was synonymized subjectively with Retusa (Cylichnina) galba by Palmer and Brann (1966).
Synonymy list
YearName and author
1833Volvaria galba Conrad p. 34
1833Bulla sthillairii Lea p. 98 figs. pl. 4, fig. 78
1834Bulla galba Conrad p. 3
1865Cylichna galba Conrad p. 35
1879Cylichna galba Heilprin p. 222
1890Bulla (Cylichna) galba de Gregorio p. 168
1893Cylichna sthillairii Cossmann p. 49
1937Cylichnina galba Palmer p. 480
1962Retusa (Cylichnina) galba Glibert p. 57
1966Retusa (Cylichnina) galba Palmer and Brann p. 578

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
classGastropodaCuvier 1797
RankNameAuthor
subclassOpisthobranchiaMilne-Edwards 1848
orderCephalaspideaFischer 1883
superfamilyPhilinoideaGray 1850
familyRetusidaeThiele 1925
genusRetusaBrown 1827
subgenusCylichnina(Monterasato 1884)
speciesgalba(Conrad 1833)

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.

Diagnosis
No diagnoses are available