Otto von Helversen

Otto von Helversen; Helversen; O. von Helversen; O. v. Helversen

09 agosto 1943 – 02 marzo 2009

chiropterologist, university teacher, zoologist, zoological collector

German zoologist and university teacher (1943-2009)

http://www.wikidata.org/entity/Q105403

Alemania