τούτου δὲ συμβαίνοντος ἀναγκαῖον γίγνεσθαι πάροδον καὶ τροπὰς τῶν ἐνδεδεμένων ἄστρων → but if this were so, there would have to be passings and turnings of the fixed stars
αἰγίπους (-ποδος), -ουν (Α)ο αιγιπόδης.[ΕΤΥΜΟΛ. < αἴξ, -γὸς + πούς.