See W. M. Jashemski, The Origin and History of the Proconsular and the Propraetorian Imperium to 27 B.C. (1950).
In the ancient Roman republic, a consul whose powers had been extended for a definite period beyond his regular one-year term. These extensions were necessitated by such events as long periods of war. The extension of a chief magistrate's term was originally voted by the people, but the power was soon assumed by the Senate. Provincial governors were usually magistrates whose terms had been extended. Under the empire (after 27 BC), governors of senatorial provinces were called proconsuls.
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Hierocles was the author of a work (not extant) in two books, in which he endeavoured to persuade the Christians that their sacred books were full of contradictions, and that in moral influence and miraculous power Christ was inferior to Apollonius of Tyana. Our knowledge of this treatise is derived from Lactantius (Instit. div. v. 2) and Eusebius, who wrote a refutation.
Palaeoenvironments of Early Miocene Kisingiri Volcano Proconsul Sites: Evidence from Carbon Isotopes, Palaeosols and Hydromagmatic Deposits
Sep 01, 1999; Abstract: Early Miocene (c. 18 Ma) hominoid sites (proconsul) from Rusinga Island, Lake Victoria occur in palaeosols and...