Figure 1.Tetrasticta bobbii sp. n. A male habitus, in dorsal view B female head, in dorsal view C male head, in dorsal view D antennomere I–V E mentum F male tergite VIII G male sternite VIII H female tergite VIII I median lobe of aedeagus, in lateral view J ditto, apical part, in ventral view K apical lobe of paramerite, in lateral view L spermatheca. Scales (mm): A = 1; B, C = 0.5; D = 0.3; E = 0.05; F, G, H, I = 0.2; J, K, L = 0.05.
Figures 2–4.Tetrasticta gnatha sp. n. 2 antennal segments I–V (right, dorsolateral view) 3 right mandible, male, dorsal view (hairs along inner side are those of prostheca) 4 right maxillary palpus, male, ventral view.