Taxonomy and distribution of African chiggers (Acariformes, Trombiculidae) Author Stekolnikov, Alexandr A. text European Journal of Taxonomy 2018 2018-01-16 395 1 233 journal article 22091 10.5852/ejt.2018.395 10dbb315-5662-4069-a1ae-9692fdf99499 3829724 A244F97F-8CEB-40CE-A182-7E5440337CAA Schoutedenichia (Schoutedenichia) Jadin & Vercammen-Grandjean, 1954 Diagnosis SIF = 4B-B(N)-3-21(0)1(0)0.0000; fsp = 7.7.7; Ip = 470–1400. Cheliceral blade with tricuspid cap; galeal setae branched or nude; palpal claw 3-pronged; palpal tarsus with 4 branched setae. Scutum trapezoidal, with posterior margin concave at least in middle, with 1 AM, 2 AL and 2 PL setae; PL> AL; sensillary bases situated far apart and far anterior to level of PLs; sensilla fusiform to pyriform, covered with setules. Eyes 2 + 2 or 1 + 1. Legs 7-segmented, 2 genuala I, genualae II and III sometimes absent, tibiala III and mastisetae absent.