| Plagionotus Agassiz, 1847 |
| Plagionotus astecus (Chevrolat, 1860) |
| Plagiosarus Bates, 1880 |
| Plagiosarus binoculus Bates, 1880 |
| Plagiosarus literatus Bates, 1885 |
| Platerosida Linsley, 1970 |
| Platerosida howdeni Linsley, 1970 |
| Platyarthrini Bates, 1870 |
| Platyarthron Guérin-Méneville, 1844 |
| Platyarthron bilineatum Guérin-Méneville, 1844 |
| Platyarthron rectilineum Bates, 1880 |
| Plectrodera Dejean, 1837 |
| Plectrodera scalator (Fabricius, 1792) |
| Plectromerini Nearns & Braham, 2088 |
| Plectromerus Haldeman, 1847 |
| Plectromerus wappesi Giesbert, 1985 |
| Pleuromenus Bates, 1872 |
| Pleuromenus baccifer Bates, 1872 |
| Plinthocoelium A. Schmidt, 1924 |
| Plinthocoelium chilensis (Blanchard, 1851) |