Fossil dragonflies from Florissant, Colorado. Bulletin of the AMNH ; v. 23, article 5.

Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948.Cockerell, W. P. (Wilmatte P.)Florissant Expeditions (1906-1908)2005-10-062005-10-061907http://hdl.handle.net/2246/1480p. 133-139 : ill. ; 24 cm.Includes bibliographical references.1465889 bytesapplication/pdfen-USQH1 .A4 vol.23, art.5, 1907Lithaeschna.Lithagrion hyalinum.Hesperagrion praevolans.Dragonflies, Fossil -- Colorado -- Florissant Region.Insects, Fossil -- Colorado -- Florissant Region.Paleontology -- Colorado -- Florissant Region.Fossil dragonflies from Florissant, Colorado. Bulletin of the AMNH ; v. 23, article 5.text