Erdös, J. 1969, Species novae Hungaricae generis Tetrastichus Hal. (Hymenoptera: Chalcidoidea). Acta Zoologica Academiae Scientiarum Hungaricae
15(1/2):46
(Parasitoid identification correct)
[ According to Thuroczy (1992:166) the holotype of Tetrastichus problematicus may have been lost. ]
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