Catalogue of marine Polyzoa, London, Printed by the order of the Trustees, 1852-1875, identification, catalogs, classification, bryozoa, cheilostomata, geographical distribution, cyclostomata, bryozoa, This illustration displays two detailed figures showcasing the structure of plant cells. The first figure highlights individual cells, emphasizing their distinct shapes and interconnections, while the second figure presents a closer view of the cell arrangement, illustrating the intricate patterns formed by their walls. The meticulous shading and line work accentuate the textures and contours of the cells, providing insight into their biological organization and significance in botanical studies.