| Globocephalus marsupialis Freitas & Lent, 1936 |
| Globocephalus mexicanus González-Ortega, 1986 |
| Globocephalus urosubulatus (Allesandrini, G., 1909) Cameron, 1924 |
| Necator Stiles, 1903 |
| Necator urichi Cameron, 1936 |
| Placoconus Webster, 1956 |
| Placoconus lotoris (Schwartz, 1925) Webster, 1956 |
| Uncinaria Froelich, 1789 |
| Uncinaria lotoris Schwartz, 1925 |
| Uncinaria lucasi Stiles, 1901 |
| Uncinaria stenocephala (Railliet, 1884) Railliet, 1885 |
| Uncinariinea Stiles, 1903 |