Notes on Aphididae collected in the vicinity of Stanford UniversityPublished in Journal of Economic Entomology, in 1909, in volume 2, pages 299-305The identity and synonymy of some of our soft scale-insectsPublished in Journal of Economic Entomology, in 1909, in volume 2, pages 428-448
The identity and synonymy of some of our soft scale-insectsPublished in Journal of Economic Entomology, in 1909, in volume 2, pages 428-448