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Retusa obtusa
Taxonomy
Bulla obtusa was named by Montagu (1808) [DISTRIBUTION: Late Pliocene-Recent; Greenland, Great Britain-Florida. TYPE: Syntypes.]. It is extant. Its type specimen is RAMM 4073-4087, a shell.
It was recombined as Retusa obtusa by Abbott (1954), Spencer and Campbell (1987) and Hendy et al. (2008).
It was recombined as Retusa obtusa by Abbott (1954), Spencer and Campbell (1987) and Hendy et al. (2008).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1808 | Bulla obtusa Montagu pp. 22-224 figs. pl. 7, fig. 3 |
| 1954 | Retusa obtusa Abbott p. 2780 |
| 1987 | Retusa obtusa Spencer and Campbell p. 72 |
| 2008 | Retusa obtusa Hendy 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.
Retusa obtusa Montagu 1808
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Diagnosis
No diagnoses are available