Ole Theodor Jensen Mortensen
Ole Theodor Jensen Mortensen (1868–1952) was a Danish scientist and professor at the Zoological Museum, Copenhagen. He specialized in sea urchins (Echinoidea) and provided an enormous marine collection to the museum. He collected many sea urchin species on his expeditions between 1899-1930.
Mortensen is the author of A Monograph of the echinoidea and Report on the echinoidea collected by the United States fisheries steamer "Albatross" during the Philippine expedition, 1907-1910.
- Mortensen Echinoids.nl
- Mortensen, Dr Ole Theodor Jensen Nationaal Herbarium Nederland