Crassispira subpromensis

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Crassispira subpromensis is an extinct species of sea snail in the family Pseudomelatomidae, part of the group commonly known as turrids and their relatives.

Taxonomy
- Kingdom: Animalia
- Phylum: Mollusca
- Class: Gastropoda
- Subclass: Caenogastropoda
- Order: Neogastropoda
- Superfamily: Conoidea
- Family: Pseudomelatomidae
- Genus: Crassispira
- Species: C. subpromensis
- Binomial name: Crassispira subpromensis (Vredenburg, 1921)
- Synonym: Drillia (Crassispira) subpromensis Vredenburg, 1921

Fossil record
- Found in Miocene rocks (Kama Stage) of Myanmar
- Age: approximately 23.03 to 20.43 million years ago

This species is known only from fossils.