Bulletin - United States National Museum . Plate 32 Figure 1. Papilio cresplwntes, male, underside, Kentucky, July 27, 1901. 2. Pyrgus tessellattis, male, Silver Spring, Md., September 17, 1927. X 11/2. 3. Pyrgus tessellatus, female, Cabin John, Md., October 3, 1925. X IV2. 4. Pyrgus centaureae loyandot, Cabin John, Md., April 19, 1926. X IVz- 289 Plate 33 Figures 1,2. Papilio glaucus glaums, male, upper (1) and under (2) John, Md., August 22, U S. NATIONAL MUSEUM BULLETIN 157 PLATE 33

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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience