Category:Proceedings of the United States National Museum, Volume 21

Subcategories

This category has the following 2 subcategories, out of 2 total.

Media in category "Proceedings of the United States National Museum, Volume 21"

The following 6 files are in this category, out of 6 total.

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  Contributions towards a monograph of the Lepidopterous family Noctuidæ of boreal North America (microform) - a revision of the species of Acronycta (Ochsenheimer) and of certain allied genera (1898) (20452545779).jpg 2,076 × 3,298; 1.27 MB
  
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  Cook 1899 Pachybolus Plate 50.png 782 × 1,366; 151 KB
  
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  Cook 1899 Pachybolus Plate 51.png 782 × 1,366; 157 KB
  
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  Cook 1899 Pachybolus Plate 52.png 782 × 1,366; 145 KB
  
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  Cook 1899 Striariidae Plate 53.png 782 × 1,366; 387 KB
  
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  Cook 1899 Striariidae Plate 54.png 782 × 1,366; 168 KB