Philippine wasp studies. pt. 1. Descriptions of new species. - Williams, Francis Xavier, 1882-1967.; Rohwer, S. A. (Sievert Allen), 1887-1951. (Honolulu, Hawaii, 1919)
"Prepared by Dr. F.X. Williams, with the cooperation of Mr. S.A. Rohwer."--Letter of transmittal.
Includes extra numbered pages 3a and 4a.
"Literature": p. 181-186.
Keywords: Wasps -- Philippines