Figure 1 in New insights into the systematics of Entomobryoidea (Collembola: Entomobryomorpha): first instar chaetotaxy, homology and classification

Figure 1. Tergal elements and their symbols used in this study. Solid and hollow circles represent primary and secondary chaetae, respectively. A. Macrochaeta in Willowsia japonica. B. Abd. IV in Willowsia neocaledonica. C. Abd. IV in Willowsia sp. D. Abd. III in Lepidocyrtus absens. E. Abd. III‒IV in Lepidonella sp. F. Ms on Th. II in Sinhomidia bicolor. G. A diagram of element symbols. Scale bars: A–B, D = 100 μm; C, E = 300 μm; F = 20 μm.