ἔνθα μὲν οὔτε βοῶν οὔτ' ἀνδρῶν φαίνετο ἔργα → from there no works of men or oxen appeared
inf. pf. sync. de θνῄσκω.
τεθνάναι: (ᾰν) inf. pf. к θνῄσκω.
(see also: θνῄσκω) be dead