Original: A recently reported bee fossil, of the genus Melittosphex, is considered "an extinct lineage of pollen-collecting Apoidea sister to the modern bees", and dates from the early Cretaceous (~ 100 mya).
Simplified: A recently reported bee fossil, of the genus Melittosphex, is considered "an extinct lineage of pollen-collecting Apoidea, sister-group to the modern bees", and dates from the Lower Cretaceous (~ 100 mya).