| Authors(s) | Nelson, D.R. and R.H. Johnson |
| Year | 1970 |
| Title | Diel activity rhythms in the nocturnal, bottom-dwelling sharks, Heterodontus francisci and Cephaloscyllium ventriosum. Copeia, |
| Authors(s) | Nelson, D.R. and R.H. Johnson |
| Year | 1970 |
| Title | Diel activity rhythms in the nocturnal, bottom-dwelling sharks, Heterodontus francisci and Cephaloscyllium ventriosum. Copeia, |