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Lysis
Taxonomy
Lysis was named by Gabb (1864) [Sepkoski's age data: K Sant-l K Maes].
It was assigned to Stomatellidae by White (1889); to Thaididae by Packard (1922); to Neotaenioglossa by Sepkoski (2002); and to Lysinae by Saul and Squires (2008).
It was assigned to Stomatellidae by White (1889); to Thaididae by Packard (1922); to Neotaenioglossa by Sepkoski (2002); and to Lysinae by Saul and Squires (2008).
Species
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1864 | Lysis Gabb p. 138 |
1889 | Lysis White p. 445 |
1922 | Lysis Packard p. 431 |
2002 | Lysis Sepkoski |
2008 | Lysis Saul and Squires p. 123 |
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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.
G. †Lysis Gabb 1864
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†Lysis carinifera Whiteaves 1879
†Lysis jalamaca Saul and Squires 2008
†Lysis lomaensis Saul and Squires 2008
†Lysis mickeyi Saul and Squires 2008
Diagnosis
Reference | Diagnosis | |
---|---|---|
L. R. Saul and R. L. Squires 2008 | Turbinate to crepiduliform gastropods with a rapidly expanding whorl diameter having the columella/ inner lip flattened, expanded, and submerged to form a narrow to broad shelf or deck. Shell sculptured by spiral cords or smooth. Nonumbilicate. Aperture with very slight anterior siphonal notch. |