(19–21) Iguazus robustus sp. nov., body: (19) first body rings; (20) midbody body rings; (21) last body rings. (22-27) Tessarithys exacuminatus sp. nov., body (holotype): (22) fírst body rings; (23) midbody body rings; (24) last body rings; body (paratype); (25) first body rings; (26) midbody body rings; (27) last body rings.

 
 
  Part of: Bouzan RS, Pena-Barbosa JPP, Brescovit AD (2017) Two new Brazilian species of Chelodesmidae of the genera Iguazus and Tessarithys (Diplopoda: Polydesmida). Zoologia 34: 1-8. https://doi.org/10.3897/zoologia.34.e19986