Monograph of the Naiades of Pennsylvania .. Volume v 12

This scholarly work presents a meticulous study of the freshwater mollusks (naiades) of Pennsylvania. Ortmann provides a detailed analysis of the naiades' taxonomy, morphology, ecology, and distribution. The book includes numerous illustrations and photographs that enhance readers' understanding of these fascinating creatures. This book is a must-read for anyone interested in freshwater biology and ecology.

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