| Citation | Speare, E.P., 1965, Fecundity and egg survival of the central Johnny darter (Etheostoma nigrum nigrum) in southern Michigan.. Copeia 1965(3):308-314. |
| Ref. | Speare, E.P., 1965 |
| Page | |
| Named Used as Valid | Etheostoma nigrum nigrum |
| Comment | Cited in Ref. 7043. Not actually seen. |
| Locality | |
| Distribution | southern Michigan, USA |
| Quote |