Spirotropis gramensis

Spirotropis gramensis
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Caenogastropoda
Order:	Neogastropoda
Superfamily:	Conoidea
Family:	Drilliidae
Genus:	Spirotropis
Species:	†S. gramensis
Binomial name
	†Spirotropis gramensis; R. Janssen, 1993
Synonyms
	Pleurotoma modiolavon Koenen; Drillia (Spirotropis) modiolaRasmussen; Spirotropis modiolaRasmussen; Spirotropis modiolaBernasconi & Robba;

Last updated October 08, 2025

Spirotropis gramensis is an extinct species of sea snail, a marine gastropod mollusk in the family Drilliidae. ^[2]^[1]

Distribution

Fossils of this species were found in the Gram Formation, Gramian, South Jutland, Denmark. It dates from the Late Miocene of Denmark and Belgium; age range: 11.608 to 7.246 Ma

References

1 2 3 Janssen, R. (1993) Taxonomy, evolution and spreading of the turrid genus Spirotropis (Gastropoda: Turridae). Scripta Geologica, Special Issue 2, 237–261
↑ Spirotropis gramensis R. Janssen, 1993 † . 7 October 2025. Retrieved through: World Register of Marine Species .

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[Janssen-1] 1 2 3 Janssen, R. (1993) Taxonomy, evolution and spreading of the turrid genus Spirotropis (Gastropoda: Turridae). Scripta Geologica, Special Issue 2, 237–261

[WoRMS-2] Spirotropis gramensis R. Janssen, 1993 † . 7 October 2025. Retrieved through: World Register of Marine Species .

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