Category: Science - Biology
A Text-book of Entomology Including the Anatomy, Physiology, Embryology and Metamorphoses of Insects for Use in Agricultural and Technical Schools and Colleges as Well as by the Working Entomologist
The Crustacea 4 The Merostomata 5 The Trilobita 5 The Arachnida 6 Relations of Peripatus to insects 9 Relation of Myriopods to insects 11 Relations of the Symphyla to insects 18 Diagnostic or essential characters of Symphyla 22