Proceedings of the American Philosophical Society, Held at Philadelphia, for Promoting Useful Knowledge, Vol. 20 (Classic Reprint): Jan;, 1882 to April, 1883; Nos; 110, 111, 112, 113

Frontier of 19th-century natural science in one volume This issue presents detailed, specimen‑level descriptions from Dermestidae research, with measurements, morphology, and plate figures to guide identification. The work reads like a field and museum catalog, ideal for scholars and students of entomology.The volume compiles descriptive notes and taxonomic keys for Dermestidae in the United States, including genus-level overviews and species accounts. It documents distinctive features such as eye shape, antenna segmentation, elytral patterns, and pubescence, along with size measurements and regional occurrences. Numerous figures accompany the text to aid recognition and comparison. The content blends diagnostic characters with prosaic notes on distribution and variation, reflecting the period’s taxonomic practice. Species descriptions with diagnostic characters and measurements Illustrative figures (plates) and discussions of variation among specimens Genus and subfamily arrangement with historical bibliographic context Notes on geographic distribution and occurrences within the U.S.Ideal for readers of historical natural history, early entomology, and taxonomic literature from the era. Read more