Herpetacarus Vercammen-Grandjean, 1960

Diagnosis

SIF = 6BS, 7B, 7BS-N(B)-3-(2-8)111.0(1)0(1)00; fsp = 7.7.7; Ip = 620–1050. Cheliceral blade with tricuspid cap; galeal setae nude, rarely branched; palpal claw 3-pronged; palpal tarsus with 6 or 7 branched setae, nude subterminala present or absent. Scutum trapezoidal, wider than long, with convex or biconvex posterior margin, sometimes striated on its posterior half or margins, with 1 AM, 2 AL and 2 PL setae; sensilla globose to fusiform, covered with setules, sensillary bases often situated far apart. Eyes 2 + 2. Legs 7-segmented, 2–8 genualae I, genualae II and III present, tibiala III present, mastitarsala and mastitibiala sometimes present.