Espèces décrites (5):
- Ameiurus obesus Gill, 1861, synonym
- Anableps dowei Gill, 1861 (Anableps), valid
- Atractosteus tropicus Gill, 1863 (Atractosteus), valid
- Centropomus armatus Gill, 1863 (Centropomus), valid
- Synechoglanis beadlei Gill, 1859, synonym
Genres décrits (9):
- Bramocharax Gill, 1877, valid
- Brevoortia Gill, 1861, valid
- Chaenomugil Gill, 1863, valid
- Dactyloscopus Gill, 1859, valid
- Dormitator Gill, 1861, valid
- Entosphenus Gill, 1862, valid
- Evorthodus Gill, 1859, valid
- Hyporhamphus Gill, 1859, valid
- Opisthonema Gill, 1861, valid