Following military service as a captain during the First World War, he returned as a schoolteacher to Vienna, where in 1928 he was named director of the school.
During his career, he took research trips to Bosnia-Herzegovina, Dalmatia, Italy and Turkey.
[1] He published the first modern monograph on Braconidae: Opuscula braconolocica (4 parts, 1925–37).
A specialist of this group, he also made contributions regarding the systematics of other parasitic Hymenoptera.
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