Elimia lachryma, the teardrop elimia[1] or nodulose Coosa River snail[2] is a species of freshwater snail with an operculum, an aquatic gastropod mollusc in the family Pleuroceridae.

[3][2] The species is endemic to the State of Alabama in the United States.

[2] As of 2000, the species was considered extinct by the IUCN.

[1] It was rediscovered in the wild in 2005,[4] but is still considered critically imperiled.

[2] This Pleuroceridae-related article is a stub.