- Drillia umbilicata
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Drillia umbilicata 
Drawing of Drillia umbilicata Scientific classification Kingdom: Animalia Phylum: Mollusca Class: Gastropoda (unranked): clade Caenogastropoda
clade Hypsogastropoda
clade NeogastropodaSuperfamily: Conoidea Family: Drilliidae Genus: Drillia Species: D. umbilicata Binomial name Drillia umbilicata
Gray, 1838 [1]Synonyms - Clavus dunkeri Weinkauff, H.C. & W. Kobelt, 1875
- Clavus (Drillia) dunkeri Wenz, 1943
- Crassispira dunkeri von Maltzan, 1883
- Drillia (Brachystoma) dunkeri Tryon, 1884
- Pleurotoma umbilicata Reeve, 1843
Drillia umbilicata is a species of sea snail, a marine gastropod mollusk in the family Drilliidae.[2]
Contents
Description
The shell grows to a length of 32 mm. The shell is light yellowish brown or yellowish white. It shows prominent, distant ribs, forming a strongly tuberculate shoulder, and revolving striae. The anal sinus is produced upwards. The inner lip is thickened below, forming with the axis a false umbilicus [3]
Distribution
This species occurs in the demersal zone of the Atlantic Ocean off Sierra Leone and from Gabon to Angola.
References
- ^ Gray, J.E. (1838) On some new species of quadrupeds and shells. Annals and Magazine of Natural History, series 1, 1, 27–30.
- ^ Drillia umbilicata Gray, 1838. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=433614 on 19 October 2011.
- ^ G.W. Tryon, Manual of Conchology vol. VI p. 179; 1884
- Tucker, J.K. 2004 Catalog of recent and fossil turrids (Mollusca: Gastropoda). Zootaxa 682:1-1295.
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