The hitherto unknown pheromone gland of female Stenophylla lobivertex Lombardo, 2000, a poorly understood praying mantis distributed in the Neotropics, is described and figured. In contrast to other mantodeans, this species has protrusible, bifurcated (Y-shaped) 6 mm length. It protracted by sexually receptive females during nighttime only when undisturbed. significance morphological behavioral...