Dentalium Octangulatum
Dentalium may refer to: * ''Dentalium'' (genus), a genus of tooth shells * Dentalium (anthropology), tusk shells used in indigenous jewelry and commerce in North America {{disambiguation ...
[...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]  

Dentalium (genus)
''Dentalium'' is a large genus of tooth shells or tusk shells, marine scaphopod molluscs in the family Dentaliidae. The genus contains 50 described species and about 50 extinct species.MolluscaBase eds. (2020). MolluscaBase. Dentalium Linnaeus, 1758. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=137886 on 2020-10-19 Etymology The scientific name of this genus comes from the Latin word ''dentis'', meaning ''tooth'', based on the tooth or tusk-shaped form of these molluscs. Description The mantle of ''Dentalium'' species is entirely within the shell. The foot extends from the larger end of the shell, and is used to burrow through the substrate. They position their head down in the substrate, with the apical end of the shell (at the rear of the animal's body) projecting up into the water. These molluscs live on seafloor sediment, feeding on microscopic organisms, detritus and foraminiferans. The shells are conic ...
[...More Info...]       [...Related Items...]     OR:     [Wikipedia]   [Google]   [Baidu]