Lacuna (Medoria) Leach in Gray 1847 (periwinkle)
Gastropoda - Sorbeoconcha - Littorinidae
Alternative spelling: Medoria
Parent taxon: Lacuna according to S. V. Wood 1882
Sister taxa: Lacuna (Epheria), Lacuna (Temanella), Lacuna anomala, Lacuna carpenteri, Lacuna incrassata, Lacuna karreri, Lacuna marmorata, Lacuna vincta
Subtaxa: none
Ecology: epifaunal grazer
Distribution: there are no occurrences of Lacuna (Medoria) in the database