[1] A paradigm to illustrate the third declension in nasal form in which the last vowel, long in the nominative and vocative, becomes short in the genitive. According to Adler it has a parallel in the Lexicon Ambrosianum. The origin could be one of the several grammatical treaties compiled in the imperial and Byzantine periods; e.g. Theodosius, who in περὶ κλίσεως τῶν εἰς ων ὀξυτόνων (“About the declension of the “oxytone” in ων ") uses the term ἡγεμών in nominative and genitive.
[2] The ancient city of Sirmium is present-day Sremska Mitrovica in the NW of Serbia-Montenegro. Barrington Atlas Map 21 grid B5. During the third-fourth centuries it was the chief city of Lower Pannonia. See generally V. Popovic (ed.), Sirmium (Belgrade 1971).
[3] Historical quotation, probably narrating an episode of the seventh-century history of Pannonia, when the Avars occupied it; see generally Menander Protector (to whom Bernhardy attributed this fragment).