Figure 1 from: Grammer JB (2021) Inspiration by estimation – how Terry Erwin affected my entomophilic attitude and most likely that of many other amateur entomologists. In: Spence J, Casale A, Assmann T, Liebherr JК, Penev L (Eds) Systematic Zoology and Biodiversity Science: A tribute to Terry Erwin (1940-2020). ZooKeys 1044: 993-999. https://doi.org/10.3897/zookeys.1044.62666

Figure 1 Schematic drawing of Erwin's biodegradable insecticide fogging technology from the seminar. The letters A, B, C, and D in the sketch mark rotatable fogging machines. The small squares label plastic funnels with attached vessels that are placed ca. two meters above the ground to collect falling specimens.