Where does “prehensaturus” come from?

prehensaturus (Latin) comes from Latin prehenso, from Latin prehendō, from Proto-Italic *praiɣendō, from Proto-Italic prai-, from Proto-Indo-European preh₂-, from Proto-Indo-European per-, from Proto-Indo-European pr̥tós — passed , crossed.

Definitions

Ancestry of “prehensaturus”, step by step

StepLanguageWordMeaning
1LatinprehensoI grasp, seize, catch; I take hold of
2Latinprehendōto lay hold of, seize, grasp, grab, snatch, take, catch
3Proto-Italic*praiɣendō
4Proto-Italicprai-pre-, before
5Proto-Indo-Europeanpreh₂-before, in front
6Proto-Indo-Europeanper-before, in front; first; to go through
7Proto-Indo-Europeanpr̥tóspassed , crossed
Every word from Proto-Indo-European pr̥tósEvery word from Proto-Indo-European per-Every word from Proto-Indo-European preh₂-