Umbonium

Taxobox
name = "Umbonium"


image_caption = Wheel shell, "Umbonium zelandica"
regnum = Animalia
phylum = Mollusca
classis = Gastropoda
subclassis = Orthogastropoda
ordo = Archaeogastropoda
superfamilia = Trochacea
familia = Trochidae
genus = "Umbonium"
genus_authority = Link, 1807
subdivision_ranks = Species
subdivision = See text.

"Umbonium", sometimes known as "button top shells", is a genus of sea snails, marine gastropod molluscs in the family Trochidae, the top snails.

hell description

The shells of the species in this genus are low-spired and shaped like a button, and the umbilicus of the shell is often completely covered with a thick and smooth callus.

pecies in the genus "Umbonium"

* "Umbonium conicum" (Adams & Reeve, 1850)
* "Umbonium costatum" (Valenciennes in Kiener, 1838 in 1834-50)
* "Umbonium costatum" (Valenciennes in Kiener, 1839)
* "Umbonium elegans" (Kiener, 1838)
* "Umbonium eloiseae" Dance, Moolenbeek & Dekker, 1992
* "Umbonium giganteum" (Lesson, 1833 in 1832-35)
* "Umbonium moniliferum" (Lamarck, 1822 in 1815-22)
* "Umbonium moniliferum" (Lamarck, 1822)
* "Umbonium sagittata" (Hinds, 1845)
* "Umbonium suturale" (Lamarck, 1822 in 1815-22)
* "Umbonium thomasi" (Crosse, 1862-a)
* "Umbonium vestiarium" (Linnaeus, 1758)
* "Umbonium vestiarium" (Linnaeus, 1758)
* "Umbonium zelandica" (Hombron & Jacquinot,1855)

References

* [http://data.acnatsci.org/obis/search.php/6953]
* [http://www.mollusca.co.nz/checklist/checklist_frameset.htm]