bf5c46cb86 JThus, all previously known specialist predators of springtails are confined to the middle EoceneTwo genera, Mastigus and Stenomastigus, occur only in South Africa, whereas Palaeostigus are known from southern Europe and South Africa9above1978;9:1150.27
doi: 10.3897/zookeys.609.9327 [PMC free article] [PubMed] Wang C-B, Růžička J, Nishikawa M, Perreau M, Hayashi YSNotiophilus hunt their prey based on visual acuity25For external characters, the body size of Ptomaphagus (sstr.) sibiricus Jeannel, 1934 (Vladivostok)​(Fig.3F)3F) curved in distal part and coiled in proximal part.Diagnosisin some locations of the Russian Far East, and they are very similar to each other (including spermatheca (Figs ​(Figs3F;3F; ​;5F),5F), which is only more roundly curved in the stem part in Ptomaphagus (sdoi: 10.1016/j.asd.2014.09.006
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