1. Species Umbrella australiensis Cossmann, 1897 † accepted as Umbraculum australe G. F. Harris, 1897 † (unaccepted > junior subjective synonym)
2. Species Umbrella corticalis Tate, 1889 accepted as Tylodina corticalis (Tate, 1889) (unaccepted > superseded combination)
3. Species Umbrella cumingi Deshayes, 1863 accepted as Umbraculum umbraculum ([Lightfoot], 1786) (unaccepted > junior subjective synonym)
4. Species Umbrella indica Lamarck, 1819 accepted as Umbraculum umbraculum ([Lightfoot], 1786)
5. Species Umbrella lamarckiana Récluz, 1843 accepted as Umbraculum umbraculum ([Lightfoot], 1786) (synonym)
6. Species Umbrella laudunensis Melleville, 1843 † accepted as Umbraculum laudunense (Melleville, 1843) † (original combination)
7. Species Umbrella mediterranea Lamarck, 1819 accepted as Umbraculum umbraculum ([Lightfoot], 1786) (unaccepted > junior subjective synonym)
8. Species Umbrella ovalis P. P. Carpenter, 1856 accepted as Umbraculum umbraculum ([Lightfoot], 1786) (unaccepted > junior subjective synonym)
9. Species Umbrella plicatulum E. von Martens, 1881 accepted as Umbraculum umbraculum ([Lightfoot], 1786) (unaccepted > junior subjective synonym)
10. Species Umbrella rugulosa Koenen, 1892 † accepted as Williamia rugulosa (Koenen, 1892) † (unaccepted > superseded combination)
11. Species Umbrella disculus J. A. Eudes-Deslongchamps, 1849 † (uncertain > unassessed)
12. Species Umbrella hamptonensis J. Morris & Lycett, 1851 † (uncertain > unassessed)
13. Species Umbrella raincourti Cossmann, 1885 † accepted as Williamia raincourti (Cossmann, 1885) † (uncertain, new combination)

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