Dictionaries, Thesauruses, Pictures, and Press Releases
- Formicidae
- Formicinae
- Formicoidea
- Forsskål (also Forssk
- Forster, (Johann) Georg Adam
- Forsyth, Andrew Russell
- Forsythe, George Elmer
- Fortin, Jean Nicolas
- Förtsch discontinuity
- Fortunella
- forward genetics
- forward problem
- Foshag, William Frederick
- fossil hominid
- fossil-Lagerstätte
- fossiliferous micrite
- fossorial
- fossorial
- fossula
- Foster, George Carey