In 1932–1940 attended the C.D. Loga college in Timișoara, where he was taught by ornithologist Dionisie Lintia (natural sciences) and by the micro paleontologist Teodor Iorgulescu (geology, botany and zoology).
1940–1944, the Student of the Faculty of Sciences (Department of Natural Sciences) at the University of Cluj, where in 1949, he had his PhD thesis Research on the telestones encephalus related to the life and phylogeny.
Squalidus banarescuiI. S. Chen & Y. C. Chang 2007 was named in honor of Bănărescu, Institute of Biology, Bucharest, for his "great" contributions to Taiwanese cyprinid taxonomy, especially the subfamily Gobioninae, between 1960 and 1973.[5]