REFINE 

Browse All : Animalia | Arthropoda | Insecta | Diptera | Nemestrinidae and Paleontology--Colorado--Teller County and Animalia | Arthropoda | Insecta | Diptera | Mydidae and Colax by Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948, author from Undated