Thoma, R.F.; Loughman, Z.J.; Fetzner, J.J.W. (2014). Cambarus (Puncticambarus) callainus, a new species of crayfish (Decapoda: Cambaridae) from the Big Sandy River basin in Kentucky, Virginia, and West Virginia, USA. Zootaxa. 3900(4): 541-554.
<em>Cambarus</em> (<em>Puncticambarus</em>) <em>callainus</em>, a new species of crayfish (Decapoda: Cambaridae) from the Big Sandy River basin in Kentucky, Virginia, and West Virginia, USA