Paratrachichthys, [656], [655]

Paratrygon, [465]

Parental care, [415], [416], [500], [501]

Parexus, [441]

Parietal budding, [82]

Parietal eye, [395] f., [396]

Pariolius, [588]

Parker, T. J., [714] n.

Parker, W. N., [705] n.

Parodon, [576]