The Tertiary Tenthredinoidea of the expedition of 1908 to Florissant, Colo. Bulletin of the AMNH ; v. 24, article 30
Cockerell, W. P. (Wilmatte Porter) 1869-1957 Florissant Expeditions (1906-1908) Rohwer, Geo. N. Rohwer, S. A. (Sievert Allen), 1887-1951 Smith, Melford.
Book
1908
English
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