Ingolfiellidea

Ingolfiellidea is a small suborder of amphipods with only two families, Ingolfiellidae and Metaingolfiellidae.^[1] They are small, vermiform (worm-like) animals that live "in the soft mud of the deep-sea floor, as well as in high mountain freshwater river beds, or in subterranean fresh, brackish and marine interstitial waters of continental ground waters and continental shelves".^[1] Over 30 species are known from two families.^[2]

Ingolfiellidea
Ingolfiella ischitana
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Malacostraca
Order:	Amphipoda
Suborder:	Ingolfiellidea Hansen, 1903
Families
Ingolfiellidae Hansen, 1903 Metaingolfiellidae Ruffo, 1969