Pfingsten, D.G. and Edds, D.R., 1994. Reproductive traits of the Neosho madtom, Noturus placidus (Pisces: Ictaluridae). Transactions of the Kansas Academy of Science (1903), pp.82-87.
| Species | Development state | Trait | Primary Data | Secondary Data |
| Noturus exilis | Egg | Egg size after water-hardening | 3.90-4.50 | 4.2 mm |
| Noturus exilis | Egg | Egg size after water-hardening | 4.11 | 4.11 mm |
| Noturus exilis | Egg | Temperature for incubation | 25 | 25.0 °C |