Samuel Wendell Williston Boeken

This seminal work on syrphid flies, also known as hoverflies, is a must-read for anyone interested in entomology. Williston's careful observations of these fascinating creatures, as well as his classification system, have had a lasting impact on the field of biology. Whether you are an experienced scientist or simply an amateur naturalist, this book is a treasure trove of information on one of the most diverse and important groups of flies.

Discover the biodiversity of North America through the study of syrphid flies in this comprehensive guide to the species. Learn about their taxonomy, morphology, and distribution, as well as their ecological and economic significance. This book is an essential resource for entomologists, ecologists, and anyone interested in the natural world.

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