Colymbetes paykulli Erichson, 1837
| II.— On aquatic carnivorous Coleoptera or Dytiscidæ David Sharp (1882) Scientific Transactions of The Royal Dublin Society 2: 179-1003 | |
| A list of Coleoptera from the southern shore of Lake Superior, with remarks on geographical distribution Wickham Henry Frederick (1897) Proceedings of the Davenport Academy of Natural Sciences 6: 125-169 |