Douglas Harper's Etymology Dictionary
Wiktionary
transpontine
a. 1 Of, pertaining to, or situated on the far side of a bridge 2 Of, or pertaining to the sensational melodramas presented on the south side of the Thames in the 19th century or earlier''.
Usage examples of "transpontine".
Thou sawest thy America, thy lifetask, and didst charge to cover like the transpontine bison.