Roquettea decioi sp. nov. is described from Carolina, in the Brazilian state of Maranhão. It is the seventh species in Roquettea Mello-Leitão, 1931 and the eighth species of Opiliones recorded from the state. Roquettea decioi sp. nov may be characterized by ocularium low, with median depression, pedipalpal tibia without pseudo-finger forming chela and massive divergent protuberances on scutal area III.
Amazonia; Arachnida; Grassatores; harvestmen; Laniatores; Neotropics
