Na váš dotaz bythaelurus-canescens bylo nalezeno 2 příspěvků.
Bythaelurus canescens (Günther, 1878)
máčka šedivá
Günther, A. 1878. Preliminary notices of deep-sea fishes collected during the voyage of H. M. S. `Challenger.'. Annals and Magazine of Natural History (Series 5) v. 2 (nos. 7/8/9): 17-28, 179-187, 248-251.
Bythaelurus Compagno, 1988
Compagno, L. J. V. 1988. Sharks of the order Carcharhiniformes. Princeton Univ. Press, Princeton, N. J. Sharks Order Carcharhiniformes: i-xxii + 1-486 + separate figs., Pls. 1-35.