Gante, H. F. (Contributor), Alves, M. J. (Contributor), Santos, C. D. (Contributor) (Dec 31 2007). FIGURE 4 in A new species of Chondrostoma Agassiz, 1832 (Cypriniformes: Cyprinidae) with sexual dimorphism from the lower Rio Tejo Basin, Portugal. Zenodo. 10.5281/zenodo.179099