Examlex
Which of the following is included in the opisthokota supergroup?
Cro-Magnon
Common name for the first fossils to be designated Homo sapiens.
Spears
Long-shafted weapons with a pointed tip, historically used for hunting and combat by various cultures around the world.
Scraper
A tool, typically with a sharp edge, used to remove unwanted matter from surfaces.
Ray-finned Fishes
A diverse group of fishes characterized by fins supported by long, bony rods arranged in a ray pattern.
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