Hans Daniel Johan Wallengren
Hans Daniel Johan Wallengren; Wallengren
* June 08, 1823 – October 25, 1894 †
pastor, priest, lepidopterist
Swedish entomologist (1823-1894)
https://www.wikidata.org/wiki/Q487460
https://en.wikipedia.org/wiki/Hans_Daniel_Johan_Wallengren [View]