Heleobia stagnorum

Semisalsa stagnorum

Apertural view of the shell of Semisalsa stagnorum.
Conservation status
Vulnerable (IUCN 2.3)
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
(unranked):	clade Caenogastropoda clade Hypsogastropoda clade Littorinimorpha
Superfamily:	Truncatelloidea
Family:	Cochliopidae
Genus:	Semisalsa
Species:	S. stagnorum
Binomial name
*Semisalsa stagnorum* (Gmelin, 1791)
Synonyms
Heleobia (Semisalsa) stagnorum (Gmelin, 1791) (Semisalsa has genus level) Heleobia stagnorum (Gmelin, 1791) Helix stagnorum Gmelin, 1791 Hydrobia scamandri Boeters, Monod & Vala, 1977 † Hydrobia stagnalis (Baster, 1765) † Hydrobia stagnalis stagnalis (Baster, 1765) Hydrobia stagnorum (Gmelin, 1791) Paludestrina bigugliana Caziot, 1908 Semisalsa graeca Radoman, 1974 Semisalsa rausiana Radoman, 1974 Semisalsa scamandri (Boeters, Monod & Vala, 1977)

Semisalsa stagnorum is a species of small brackish water snail with a gill and an operculum, an aquatic gastropod mollusk in the family Cochliopidae.