Fossil saw-flies from Florissant, Colorado. Bulletin of the AMNH ; v. 22, article 30
Cockerell, Theodore D. A. (Theodore Dru Alison), 1866-1948 Florissant Expeditions (1906-1908) Rohwer, S. A. (Sievert Allen), 1887-1951 Wheeler, William Morton, 1865-1937
Book
1906
English
Wikidata: https://www.wikidata.org/entity/Q51479315
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