(2) These words sound to me like an author's note, parenthetically,
and perhaps inadvertently, inserted into the text. It is an
"aside" to the reader, which in a modern book would appear as a
footnote.
These proposals were carried, and that night two hundred slingers were enrolled, and next day as many as fifty horse and horsemen passed muster as duly qualified; buff jackets and cuirasses were provided for them, and a commandant of cavalry appointed to command—Lycius, the son of Polystratus, by name, an Athenian.
H2 anchor