 Remains similar to the American white ibis have been found in Middle Pliocene deposits of the Bone Valley formation in central Florida , and Lower Pliocene deposits of the Yorktown Formation at Lee Creek in North Carolina . Two species , one living and one extinct , have been recovered from the Talara Tar <unk> in northern coastal Peru . Eudocimus peruvianus was described from a tarsometatarsus that differed slightly from E. albus , whose remains were also found there . Remains of neither species are common in the beds . The tar seeps have been dated at 13 @,@ 900 years old . The American white ibis is still found in Peru . 
