Eine neue Avicularia nebst Bemerkungen über andere südamerikanische Spinnen Embrik Strand , 1907 Jahrb. nassau. Ver. Naturk. 60: 220-227 Tweet About the Author Embrik Strand Embrik Strand was an arachnologist who classified many insect and spider species, including the greenbottle blue tarantula. He studied at the University of Kristiania. Around 1900 he focused on collecting insect specimens from Norway.