BioStor
 | On the lists of Coleoptera published by the Geological Survey of Canada, 1842-1888 W Harrington (1890) The Canadian Entomologist, Ontario 22: 184-191 |
 | The insect fauna of the Sudbury District, Ontario J Evans (1895) The Canadian Entomologist, Ontario 27: 173-175 |
 | On Thomas Says's entomological publications printed in New Harmony, Indiana B O U S Q U E T Yves (1993) Entomological News, Philadelphia 104: 1-14 |