“…The genus Stigmaeus Koch, 1836 (Acari: Stigmaeidae) can be defined by the following characters: idiosoma oval; chelicerae separate; palptibial claw subequal to or slightly shorter than palptarsus; accessory claw seta-like or spine-like, terminal eupathidion on palptarsus basally fused and split into two or three long prongs; counts of setae and solenidia from palptrochanter to palptarsus: 0, 3, 1-2, 2 + 1 claw + 1 accessory claw, 4 + 1ω + 1 subterminal spine-like eupathidion + 2 or 3 eupathidia (basally fused); subcapitulum with two pairs of subcapitular setae; prodorsum typically with a large shield, bearing three pairs of setae and a pair of platelets bearing setae sce; eyes present or absent, postocular bodies (pob) present or absent; dorsal hysterosomal area typically with one or two shields surrounded by three to five pairs of platelets, setae d 1 and d 2 never on same shield; humeral shields dorso-or ventrolateral, with setae c 2 ; intercalary shields entire or divided, with a pair of setae (f 1 ); suranal shield entire or divided, with two or three pairs of setae; coxisternal shields present, divided along midline; ventral opisthosoma with three to five pairs of aggenital setae; genital and anal valves fused or contiguous, with one to three pairs of genital setae and three pairs of pseudanal setae (Fan & Zhang 2005;Dönel & Doğan 2011;Doğan et al 2015aDoğan et al , 2016 Gnathosoma (Fig. 2B).…”