Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948.Rohwer, Geo. N.Rohwer, S. A. (Sievert Allen), 1887-1951.Cockerell, W. P. (Wilmatte P.)Florissant Expeditions (1906-1908)2005-10-062005-10-061908http://hdl.handle.net/2246/939p. 59-69, [1] leaf of plates : ill. ; 24 cm.Includes bibliographical references.1817828 bytesapplication/pdfen-USQH1 .A4 vol.24, art.3, 1908Insects, Fossil -- Colorado -- Florissant Region.Paleontology -- Colorado -- Florissant Region.text