Dictionaries, Thesauruses, Pictures, and Press Releases
- Gautier, Armand E.-J.
- Gautier, Paul Ferdinand
- Gavialidae
- Gaviiformes
- Gay, Frederick Parker
- Gayant, Louis
- GCM
- Geastrum
- Gecarcinidae
- gedrite
- Geer, Charles De
- Geer, Gerhard Jakob De
- Gegenbaur, Carl
- Geiger, Hans (Johannes) Wilhelm
- Geigermdas;Müller counter
- Geiger–Müller counter
- Geijera
- Geikie, James
- Geiser, Karl Friedrich
- Geissler, Johann Heinrich Wilhelm