Haeckel: Leptomedusae Faltenquallen. 1904. An original antique chromolithograph. 8″ x 11″. [NATHISp7922]

Jellyfish: 1. Acquorea discus, 2-3 & 5. Zygocanna diploconus, 4. Polycanna germanica, 6. Orchistoma elegans.