FIGURES 48–55. 48–50 in Thoracic scent efferent system of the Tessaratomidae sensu lato (Hemiptera: Heteroptera: Pentatomoidea) with implication to the phylogeny of the family

FIGURES 48–55. 48–50—meso- and metapleuron, most exposed view: 48—Plisthenes dilatatus (Montrouzier, 1855); 49—Stilida indecora Stål, 1863; 50—Piezosternum (Piezosternias) calidum (Fabricius, 1787). 51–55—spout and ostiole, most exposed view (mycoid surface omitted): 51—Piezosternum calidum; 52—Piezosternum (Piezosternias) fallax Breddin, 1898; 53—Piezosternum (Piezosternias) rubens Distant, 1879; 54—Piezosternum (Piezosternum) subulatum (Thunberg, 1783); 55— Piezosternum (Piezosternum) thunbergi Stål, 1860. Abbreviations: ev— evaporatorium (dotted), mps—mesopleural suture, o—ostiole, pes—peritremal surface, pod—periostiolar depression, ppl—posterior peritremal lobe, sp—metathoracic spiracle, spo—spout.