2 literature references for Rhammatocerus viatorius (Hebard, 1923):

Author: Hebard
Year: 1923
Title: Studies in the Dermaptera and Orthoptera of Colombia. Third paper. Orthopterous family Acrididae
Source: Transactions of the American Entomological Society (Trans. Amer. Entomol. Soc.) 49:165-313, 8 pls.
Author: Carbonell, Rowell, Bentos-Pereira & Porras
Year: 2007
Title: Checklist of Orthoptera Caelifera from Colombia
Source: Zootaxa 1594:39-59