| Scientific Name | TSN | Taxon Author | Common Name | Name Source | Usage | Reason (ITIS) | Taxon Rank |
|---|
| Polioptila albiloris | 562374 | Sclater & Salvin, 1860 | Perlita pispirria White-lored Gnatcatcher | ITIS | valid | | Species |
| Polioptila caerulea | 179853 | (Linnaeus, 1766) | Perlita azulgris Blue-gray Gnatcatcher gobemoucherons gris-bleu Blue-grey Gnatcatcher | ITIS | valid | | Species |
| Polioptila californica | 554389 | Brewster, 1881 | Perlita californiana California Gnatcatcher | ITIS | valid | | Species |
| Polioptila dumicola | 562375 | (Vieillot, 1817) | Masked Gnatcatcher | ITIS | valid | | Species |
| Polioptila guianensis | 562376 | Todd, 1920 | Guianan Gnatcatcher | ITIS | valid | | Species |
| Polioptila lactea | 562377 | Sharpe, 1885 | Creamy-bellied Gnatcatcher | ITIS | valid | | Species |
| Polioptila lembeyei | 562378 | (Gundlach, 1858) | Cuban Gnatcatcher | ITIS | valid | | Species |
| Polioptila melanura | 179857 | Lawrence, 1857 | Perlita del desierto Black-tailed Gnatcacher Black-tailed Gnatcatcher | ITIS | valid | | Species |
| Polioptila nigriceps | 179863 | Baird, 1864 | Black-capped Gnatcatcher Perlita sinaloense | ITIS | valid | | Species |
| Polioptila plumbea | 562379 | (J. F. Gmelin, 1788) | Perlita tropical Tropical Gnatcatcher | ITIS | valid | | Species |
| Polioptila schistaceigula | 562380 | Hartert, 1898 | Slate-throated Gnatcatcher | ITIS | valid | | Species |
