EntityQ946788· pop 7· linked from 6 articlesInsular birddropSign in to savespecies of molluscConnectionsMolluscaEntitybinomial nomenclatureEntityAnimaliaEntityCaliforniaEntityspeciesEntityWikidataEntityWayback MachineEntitytaxonomyEntityGastropodaEntityIUCN Red ListEntityconservation statusEntityendemismEntitysynonymEntityNational Center for Biotechnology InformationEntityQ82486EntityIntegrated Taxonomic Information SystemEntityGlobal Biodiversity Information FacilityEntityNear ThreatenedEntityiNaturalistEntityCatalogue of LifeEntityCategoriesFauna of the United StatesGastropods described in 1890IUCN Red List near threatened speciesVertigo (gastropod)