Bivalvia mollusks plate 55 by Ernst Haeckel. Haeckel was a renowned biologist who discovered and named thousands of new species. This picture by Haeckel consists of mollusks group Bivalvia, which is a group containing clams, oysters, mussels, and scallops. A unique home decor artwork for science lovers, biology lovers, biological species enthusiasts, and oceanic creatures enthusiasts. Ideal interior decor for zoologists and marine biologists.