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Sycostoma
Taxonomy
Sycostoma was named by Cox (1931) [Sepkoski's age data: K u T Ol Sepkoski's reference number: 614].
It was assigned to Galeodidae by Abbass (1967); to Buccinidae by Adegoke (1977); to Neogastropoda by Sepkoski (2002); to Melongeniinae by Stilwell et al. (2004); and to Melongenidae by Vermeij and Lozouet (2012).
It was assigned to Galeodidae by Abbass (1967); to Buccinidae by Adegoke (1977); to Neogastropoda by Sepkoski (2002); to Melongeniinae by Stilwell et al. (2004); and to Melongenidae by Vermeij and Lozouet (2012).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1840 | Leiostoma Swainson |
| 1880 | Sycum Bayle |
| 1922 | Sycum Woods p. 101 |
| 1928 | Sycum Nagao p. 126 |
| 1931 | Sycostoma Cox |
| 1933 | Sycum Glibert p. 73 |
| 1967 | Sycostoma Abbass p. 90 |
| 1977 | Sycostoma Adegoke p. 144 |
| 2002 | Sycostoma Sepkoski |
| 2004 | Sycostoma Stilwell et al. pp. 40, 42 |
| 2012 | Sycostoma Vermeij and Lozouet p. 83 |
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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. †Sycostoma Cox 1931
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Subg. †Sycostoma (Sycostoma) Cox 1931
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†Sycostoma (Sycostoma) jonesi Adegoke 1977
†Sycostoma (Sycostoma) robusta Adegoke 1977
†Sycostoma bulbiforme Lamarck 1803
†Sycostoma kenawii Abbass 1967
†Sycostoma pyrinota Stilwell et al. 2004
Invalid names: Sycum Bayle 1880 [replaced]
Diagnosis
No diagnoses are available