Buchholz, M., 1957. Age and growth of river carpsucker in Des Moines River, Iowa. In Proceedings of the Iowa Academy of Science (Vol. 64, No. 1, pp. 589-600).
| Species | Development state | Trait | Primary Data | Secondary Data |
| Carpiodes carpio | Egg | Oocyte diameter | 2.90-3.40 | 3.15 mm |
| Carpiodes carpio | Egg | Oocyte diameter | 5.40-5.90 | 5.65 mm |