Freshwater Sponges, Hydroids & Polyzoa

Published in 1923, 'Freshwater Sponges, Hydroids & Polyzoa' by Nelson Annandale is a scientific examination of freshwater organisms, focusing on species found in India, Sri Lanka, and Burma. The book details their biological characteristics, geographical distribution, and nomenclature, serving as a comprehensive reference for researchers in freshwater biology. Annandale emphasizes the importance of understanding the life cycles and habitats of these organisms, contributing to the broader knowledge of global biodiversity and local ecosystems.