From Wiktionary, the free dictionary
New Latin from altus (“high”) + spīna (“thorn, spine”) + -us.
altispina f
- (specific epithet) High spine or thorn.
altispīna
- inflection of altispīnus:
- nominative/vocative feminine singular
- nominative/accusative/vocative neuter plural
altispīnā
- ablative feminine singular of altispīnus