The Hind Wing of Coleoptera (Insecta): Morphology, Nomenclature

The Hind Wing of Coleoptera (Insecta): Morphology, Nomenclature and Phylogenetic Significance. Part 1. General Discussion and Archostemata–Elateroidea

Coleopteran - Adaptations, Defense, Diet

The Hind Wing of Coleoptera (Insecta): Morphology, Nomenclature and Phylogenetic Significance. Part 1. General Discussion and Archostemata–Elateroidea

Bee, beetle, or bug? An introduction to insect morphology – Field Studies Council

The Hind Wing of Coleoptera (Insecta): Morphology, Nomenclature and Phylogenetic Significance: Part 2. Further Discussion, Histeroidea, Bostrichoidea to Curculionoidea

Elytra and hind wings unfolding in a beetle, Cockchafer Melolontha

The Hind Wing of Coleoptera (Insecta): Morphology, Nomenclature and Phylogenetic Significance. Part 1. General Discussion and Archostemata–Elateroidea

The Hind Wing of Coleoptera (Insecta): Morphology, Nomenclature and Phylogenetic Significance. Part 1. General Discussion and Archostemata–Elateroidea

Insects, Free Full-Text

Beetle - Wikipedia