Octopus (Polypus levis Hoyle) by Ewald Rübsamen, 1910. Illustration from Deutschen Tiefsee-Expedition, German Deep-Sea Expedition (1898–1899) by Carl Chun. Carl Chun a Leipzig University Professor of Zoology initiated and led the famous German deep-sea expedition in the steamship Valdivia that left Hamburg for a nine-month scientific voyage to the Atlantic, Indian and Great Southern oceans and investigated chemical, zoological and physical characteristics encountered in the oceans during the voyage.
Chun was a specialist in cephalopods and plankton. He discovered and named the vampire squid (Vampyroteuthis infernalis, which means “vampire squid from hell”).