Beth,
An addendum, and one I'm feeling a bit silly about omitting from my first response. Back in the days of handwritten family group sheets and typewriters, which wasn't so long ago, many genealogists used historical place names with references to their contemporary names/jurisdictions in parentheses, thus...
Marienthal, Russia (now Marienka, Ukraine)
-or-
Marienthal (now Marienka), Russia (now Ukraine)
An addendum, and one I'm feeling a bit silly about omitting from my first response. Back in the days of handwritten family group sheets and typewriters, which wasn't so long ago, many genealogists used historical place names with references to their contemporary names/jurisdictions in parentheses, thus...
Marienthal, Russia (now Marienka, Ukraine)
-or-
Marienthal (now Marienka), Russia (now Ukraine)