Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) MOMMA E.,A karyogram study on eighteen species of Japanese Acrididae (Orthoptera),Journal of the Faculty of Science of Hokkaido Imperial University (Zoology),,,1943,9,,59-69,https://cir.nii.ac.jp/crid/1574231874707339520,