In some species however, wings that are vestigial in the sense of not retaining any function related to flight, may have other functions, such as organs of aposematic display in some Orthoptera and Phasmatodea.
Although Stål, who was regarded as the world's foremost worker on Hemiptera, published most on this order, he also worked on Orthoptera and to a lesser extent on Coleoptera and Hymenoptera.
Heinrich Hugo Karny (7 October 1886, Mödling – 7 August 1939, Kroisbach) was an Austrian physician and entomologist who specialised in Thysanoptera and Orthoptera.
Audinet-Serville is particularly known for his work on the Orthoptera.
The sunny and dry spots are of special importance to particular insect types such as grasshoppers, wild bees and wasps.
William Frederick Evans, 19th-century English entomologist who worked on Odonata and Orthoptera
Renowned entomologists such as Jean Barou (Lepidoptera, France), Eugenio Morales Agacino (Orthoptera, Spain), Gunther Ebert and Heinz Falkner (Lepidoptera), Arthur G. Lavallee (Diptera) and others were contracted by the department, and many others (such as H. G. Amsel, Petrovich, …) visited the collection and contributed to its improvement.
Norman Criddle, born in 1875 in Addlestone, Surrey, England, died in 1933 in Winnipeg, Manitoba, Canada, was an entomologist active in the early development of control strategies for agriculturally important grasshoppers (Insecta: Orthoptera) in the prairie croplands of western North America, as well as a naturalist-artist.
In higher insect orders from Orthoptera to Hymenoptera, each of the primary lobes is divided into two secondary lobes or phallomeres, termed parameres and mesomeres (NB: this use of the term "mesomere" is not to be confused with the same term in segmentation embryology.
Prey species that have been recorded as being part of the diet include Diptera, Homoptera, Hymenoptera, Lepidoptera, Odonata, Orthoptera and Aranea.