 In 1994, amateur fossil collector Gary Byrd discovered a fossilized example of a Hadrosaurid dinosaur among black shale rock formations in the southwest edge of the town near Grapevine Lake.The fossilized creature from the Cenomanian age was named ""Protohadros byrdi"" in Byrd's honor.Flower Mound was named for a hill approximately in height located close to the intersection of FM 3040 and FM 2499.