The following list is an adaptation of data published at the The US Fish & Wildlife Service's Endangered Species Program Website. For the most current data, please refer to US Fish & Wildlife Service database (TESS).
Bat, gray (Myotis grisescens)
Bat, Indiana (Myotis sodalis)
Bat, Ozark big-eared (Corynorhinus (=Plecotus) townsendii ingens)
Beetle, American burying (Nicrophorus americanus)
Cavefish, Ozark (Amblyopsis rosae)
Crayfish, cave (Cambarus aculabrum)
Crayfish, cave (Cambarus zophonastes)
Curlew, Eskimo (Numenius borealis)
Darter, leopard (Percina pantherina)
Fatmucket, Arkansas (Lampsilis powelli)
Mucket, pink (pearlymussel) (Lampsilis abrupta)
Mussel, scaleshell (Leptodea leptodon)
Panther, Florida (Puma (=Felis) concolor coryi)
Pearlymussel, Curtis (Epioblasma florentina curtisii)
Pocketbook, fat (Potamilus capax)
Pocketbook, Ouachita rock (Arkansia wheeleri)
Pocketbook, speckled (Lampsilis streckeri)
Shagreen, Magazine Mountain (Mesodon magazinensis)
Shiner, Arkansas River (Notropis girardi)
Sturgeon, pallid (Scaphirhynchus albus)
Tern, least (Sterna antillarum)
Wolf, gray (Canis lupus)
Woodpecker, ivory-billed (Campephilus principalis)
Woodpecker, red-cockaded (Picoides borealis)
Source
US Fish & Wildlife Service. 'Threatened and Endangered Species (Arkansas)' (On-line), The Endangered Species Program. Accessed April 29, 2008.
