Marginella gemma (Adams, 1850)
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Family:  Marginellidae (sunken spired shells)
Max. size: 
Environment:  demersal; marine
Distribution:  Eastern Central Atlantic: Sao Tomé and Principe.
IUCN Red List Status: Data deficient (DD); Date assessed: 01 August 1996 Ref. 123251)
Threat to humans:  harmless
Country info:   

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