Scientists relieved to discover ‘curious’ creature with no anus is not earliest human ancestor

PhysOrg

by University of Bristol

August 17, 2022

An international team of researchers have discovered that a mysterious microscopic creature from which humans were thought to descend is part of a different family tree.

Resembling an angry Minion, the Saccorhytus is a spikey, wrinkly sack, with a large mouth surrounded by spines and holes that were interpreted as pores for gills—a primitive feature of the deuterostome group, from which our own deep ancestors emerged.

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