Template:Roth, 1991a
- Roth, L.M. 1991: The cockroach genera Beybienkoa, gen. nov., Escala Shelford, Eowilsonia, gen. nov., Hensaussurea Princis, Parasigmoidella Hanitsch and Robshelfordia Princis (Dictyoptera: Blattaria: Blattellidae). Invertebrate taxonomy 5(3): 553–716. DOI: 10.1071/IT9910553
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