| Article Title: | The Propinquus group of the crawfish genus Orconectes (Decapoda: Astacidae) |
| Journal Name: | The Ohio Journal of Science |
| Keywords: | Propinquus, Orconectes, Orconectes s. sanborni, Orconectes s. erismophorous, Cambarus sanborni, Orconectes jeffersoni, Cambarus obscurus, Allegheny crayfish, Northern clearwater crayfish, Faxonius propinquus |