User:Abyssal/Prehistory of South America/DYK/16

< User:Abyssal‎ | Prehistory of South America‎ | DYK

...that American lions were probably cave lions who crossed the Bering land bridge into Alaska?

... that Riojasuchus was an ornithosuchid that is known from four skeletons and lived about 217 to 215 million years ago?

... that in 8,000 BCE the Paiján people of northern Peru used needle-like projectile points mounted on hollow shafts of cane or reed as harpoons to catch fish?

... that a new species of the extinct ant Archimyrmex was described in 2012?

... that members of the extinct bivalve genus Hemiconcavodonta are unique in the subfamily Concavodontinae in that their teeth point in two directions?

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