Palaemonias

Palaemonias
Kentucky cave shrimp (Palaemonias ganteri)
Scientific classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Arthropoda
Class: Malacostraca
Order: Decapoda
Suborder: Pleocyemata
Infraorder: Caridea
Family: Atyidae
Genus: Palaemonias
Hay, 1901 

The genus Palaemonias comprises two species of endangered, albinistic, obligate cave shrimp: