Iliana Species
- Iliana ilus: Native to Central America, this skipper thrives in lowland forests and is known for its small, dark wings with faint white markings.
- Iliana romulus: Found in South America, this species prefers rainforest clearings and has brown wings with subtle orange spots.
Isma Species
- Isma iasis: A Neotropical skipper found in Central and South America, often seen in grassy habitats with rapid flight and mottled wings.
- Isma isara: Native to South America, this species thrives in forest edges and has dark wings with white bands.
Isoteinon Species
- Isoteinon lamprospilus: Found in South America, this skipper prefers tropical rainforests and has brown wings with a faint metallic sheen.