BioStor
 | II.— On aquatic carnivorous Coleoptera or Dytiscidæ David Sharp (1882) Scientific Transactions of The Royal Dublin Society 2: 179-1003 |
 | On the fauna of Mountain-lakes F Zschokke (1890) Annals And Magazine of Natural History 5: 259-261 |
 | Nieuwe gegevens over de insectenfauna van Terschelling D C Geijskes and J Doeksen (1949) Tijdschrift Voor Entomologie 90: 16-34 |
 | Zur Wasserkäferfauna Deutschlands, Teil I: Adephaga, (Haliplidae, Noteridae, Gyrinidae, Hygrobiidae, Dytiscidae) (Insecta, Coleoptera) E-G Burmeister (1981) Spixiana 4: 73-101 |
 | Die Hydradephaga Sardiniens (Insecta, Coleoptera: Gyrinidae, Haliplidae, Noteridiae, Hygrobiidae, Dytiscidae) E-G U A Burmeister (1987) Spixiana 10: 157-185 |