Liebstadia humerata SELLNICK, 1928

Figs 18-19

The species (figs 18-19) was recently redescribed by Wunderle et al. (1990), and is easily distinguishable by the following combination of characters: body slender, flat; dimensions: length/width 330-380 µm /145-200 µm (females), 310-360 µm /140-180 µm (males); length:width ratio 1.85-2.40; sensillus Short and globular; 3 pairs of areae porosae developed; pteromorphs very small, but usually with distinct horizontal humeral blades of triangular form; length of notogastral setae 20-25 µm; tarsus of leg I with 20 setae (including solenidions and famulus) and tarsus of leg III with 12 setae.