Biological Illustrations

Melethallia, Ernst Haeckel, 1904

Polycyttaria, Ernst Haeckel, 1904

Leptomedusae, Ernst Haeckel, 1904

Florideae, Ernst Haeckel, 1904

Echinidea, Ernst Haeckel, 1904

Discomedusae 88, Ernst Haeckel, 1904

Discomedusae 18, Ernst Haeckel, 1904

Discomedusae, Ernst Haeckel, 1904

Discomedusae 8, Ernst Haeckel, 1904

Discoidea, Ernst Haeckel, 1904

Desmidiea, Ernst Haeckel, 1904

Copepoda, Ernst Haeckel, 1904

Campanariae, Ernst Haeckel, 1904

Ctenophorae, Ernst Haeckel, 1904

Bryozoa, Ernst Haeckel, 1904

Asteridea, Ernst Haeckel, 1904

Ascidiae, Ernst Haeckel, 1904

Anthomedusae, Ernst Haeckel, 1904

Acanthometra, Ernst Haeckel, 1904

Nepenthaceae, Ernst Haeckel, 1904