Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948.Rohwer, S. A. (Sievert Allen), 1887-1951.Wheeler, William Morton, 1865-1937.Cockerell, W. P. (Wilmatte P.)Florissant Expeditions (1906-1908)2005-10-062005-10-061906http://hdl.handle.net/2246/1478p. 419-455 : ill. ; 24 cm.Includes bibliographical references.4331391 bytesapplication/pdfen-USQH1 .A4 vol.22, art.25, 1906Bees -- Colorado -- Florissant Region.Insects -- Colorado -- Florissant Region.text