1983年,在美国南卡罗来纳州查尔斯顿附近,建筑工人为建设查尔斯顿国际机场新航站楼进行挖掘时首次发现了该鸟化石。
The fossil was first unearthed in 1983 near Charleston , South Carolina , when construction workers began excavations for a new terminal at the Charleston International Airport .