The headword verb is the paradigmatic first person singular, present indicative active. It appears in the quotations given first in the aorist indicative active, third person singular, and then as the present active participle, masculine nominative (and vocative) plural.
For other forms see already at kappa 2366 and kappa 2367.
[1] cf. the scholia to Aristophanes, Birds 772, quoted below, and epsilon 603.
[2] o(/ka is a Doric form of o(/te, when, at which time; cf. LSJ s.v.
[3] A xe/lus is literally a tortoise. But since the shell of testudo marginata was used to make one type of lyre, the bowl lyre (West, p. 56), this instrument was often referred to as a xe/lus, especially in poetry; cf. LSJ s.v., and chi 195.
[4] Greek Anthology 6.54.4, attributed to Paulus Silentiarius (d. ca. 580 CE); OCD(4) s.v. and PLRE, s.v. Paulus (21). The epigram describes how, during a music contest, a Locrian lyre (cf. lambda 850) player strikes a compromised string with his plectrum; but before the sound fully reaches the audience, a chirping cicada lands on the kithara (cf. kappa 1590), concealing the faulty note. Locris (present-day Lokrida, Greece) is a region in the central part of ancient Greece; Barrington Atlas map 55 grids C4 and D3, and lambda 667.
[5] From the chorus' song at Aristophanes, Birds 769-72 (web address 1).