ἐν δὲ μηνὸς πρῶτον τύχεν ἆμαρ → it chanced to be on the first of the month, that day fell on the first of the month
ἀναύχην, ο, η (Α) αυχήνεκείνος που δεν έχει αυχένα, λαιμό.