Rimula (gastropod)

Rimula is a genus of sea snails, marine gastropod mollusks in the family Fissurellidae, the keyhole limpets.

The name of the genus is a diminutive of "rime", a fissure.

Description
The shell is thin and cancellated, with a perforation near the anterior margin.

Species
Species within the genus Rimula include:
 * Rimula aequisculpta Dall, 1927
 * Rimula astricta McLean, 1970
 * † Rimula blainvillii (Defrance, 1825)
 * † Rimula bonneti Cossmann, 1907
 * Rimula californiana Berry, 1964
 * Rimula dorriae Pérez Farfante, 1947
 * † Rimula dubia (Defrance, 1819)
 * Rimula escondida Poppe & Tagaro, 2020
 * Rimula frenulata (Dall, 1889)
 * † Rimula gaasensis Lozouet, 1999
 * † Rimula laubrierei Cossmann, 1888
 * Rimula leptarcis Simone & Cunha, 2014
 * † Rimula lobilloensis Landau & Mulder, 2020
 * Rimula mariei Crosse, 1866
 * Rimula mexicana Berry, 1969
 * Rimula pycnonema Pilsbry, 1943
 * Rimula navis Poppe & Tagaro, 2020
 * † Rimula plateaui Cossmann, 1896
 * Rimula pycnonema Pilsbry, 1943
 * Rimula rhips Herbert & Kilburn, 1986
 * Species brought into synonymy:
 * Rimula asturiana Fischer, 1882 : synonym of Cranopsis asturiana (P. Fischer, 1882)
 * Rimula carinifera Schepman, 1908 : synonym of Cranopsis carinifera (Schepman, 1908)
 * Rimula cumingii Adams, 1853 : synonym of Cranopsis cumingii (Adams, 1853)
 * Rimula exquisita Adams, 1853 : synonym of Puncturella exquisita (A. Adams, 1853) (original combination)
 * Rimula galeata Gould, 1846 : synonym of Puncturella galeata (Gould, 1846)
 * Rimula granulata Seguenza, 1862 : synonym of Cranopsis granulata (Seguenza, 1862)
 * Rimula verrieri Crosse, 1871 : synonym of Cranopsis verrieri (Crosse, 1871)
 * Species inquirenda:
 * Rimula carinata Adams, 1853
 * Rimula cognata Gould, 1852
 * Rimula echinata Gould, 1859
 * Rimula propinqua Adams, 1853