On the male genital armature of the Dermaptera. I: Protodermaptera (except Psalidae)Published in Journal of the Royal Microscopical Society. London, in 1915, in volume 1915, pages 413-447On the male genital armature of the Dermaptera. II: PsalidaePublished in Journal of the Royal Microscopical Society. London, in 1915, in volume 1915, pages 521-546
On the male genital armature of the Dermaptera. II: PsalidaePublished in Journal of the Royal Microscopical Society. London, in 1915, in volume 1915, pages 521-546