ulterius
ulterius is a Latin form of ultra, meaning “beyond, on the other side; further, more than (+acc.)”. It is the comparative adverb or nominative singular neuter comparative adjective or accusative singular neuter comparative adjective.
It can also be a form of ulterior, “farther, beyond; (ulterius) further”.
Found 89 times in the Latin texts on Socratos.
Where it is used
Vergil, Aeneid 12.806: ulterius temptare veto. Sic Iuppiter orsus;
Ovid, Metamorphoses 2.417: Ulterius medio spatium sol altus habebat,
Source: Socratos (socratos.org), a free reader for Ancient Greek and Latin. Grammar from the Perseus Treebank and Morpheus; dictionary entries from Lewis & Short, A Latin Dictionary (Perseus Digital Library, CC BY-SA). Counts are from the texts on Socratos.