| Pachygonidia Fletcher & Nye, 1982 |
| Pachygonidia caliginosa (Boisduval, 1870) |
| Pachygonidia drucei (Rothschild & Jordan, 1903) |
| Pachygonidia subhamata (Walker, 1856) |
| Pachylia Walker, 1856 |
| Pachylia ficus (Linnaeus, 1758) |
| Pachylia resumens Walker, 1856 |
| Pachylia syces (Hübner, 1819 [1816]) |
| Pachylia syces subsp. septentrionalis Gehlen, 1944 |
| Pachylia syces subsp. syces (Hübner, 1819) |
| Pachylioides Hodges, 1971 |
| Pachylioides resumens (Walker, 1856) |
| Pachysphinx Rothschild & Jordan, 1903 |
| Pachysphinx modesta (Harris, 1839) |
| Pachysphinx occidentalis (Edwards, 1875) |
| Pachysphinx occidentalis subsp. occidentalis (Edwards, 1875) |
| Pachysphinx occidentalis subsp. peninsularis Cary, 1963 |
| Paonias Hübner, 1819 |
| Paonias excaecata (J. E. Smith, 1797) |
| Paonias myops (J. E. Smith, 1797) |