There are only four species of tiny frogs in this family. They are only found in mountain forests on Silhouette, Praslin, and Mahé Islands in the Seychelles.
The smallest frog in the world, Gardiner’s Seychelles Frog (Sooglossus gardineri), is in this family. It is less than half an inch in length.
Status and range is taken from IUCN Redlist
Status taken from NH Fish and Game