Classification
Tree [regio]Heteroptera [subordo]
Pentatomidae [familia]
Pentatominae [subfamilia]
Caystrus [genus]
Genus Caystrus Stål, 1861 contains the following taxa:
Caystrus depressus (Ellenrieder, 1862) [species]
Caystrus deserticolus Linnavuori, 1974 [species]
Caystrus langei (Breddin, 1899) [species]
Caystrus nuristanus Linnavuori, 1974 [species]
Caystrus obscurus (Distant, 1901) [species]
Caystrus orientalis Zhang & Lin, 1985 [species]