Bulger, A.G., Wilkinson, C.D., Edds, D.R. and Wildhaber, M.L., 2002. Breeding behavior and reproductive life history of the Neosho madtom, Noturus placidus (Teleostei: Ictaluridae). Transactions of the Kansas Academy of Science, 105(3), pp.106-124.
| Species | Development state | Trait | Primary Data | Secondary Data |
| Noturus placidus | Egg | Egg size after water-hardening | 3.70 | 3.7 mm |
| Noturus placidus | Egg | Degree-days for incubation | 25; 9 | 225.0 °C * day |
| Noturus placidus | Larvae | Full yolk-sac resorption | 9 days 25 C | 9.0 °C * day |
| Noturus placidus | Larvae | Full yolk-sac resorption | 8-10 days 25 C | 9.0 °C * day |
| Noturus placidus | Larvae | Initial larval size | 9 | 9.0 mm |
| Noturus placidus | Larvae | Initial larval size | 8.6 | 8.6 mm |