Species (24)
- Gulella gwendolinae Blume ssp. tsadiensis
- Gulella angustespirata
- Gulella arthuri ssp. cardiostoma
- Gulella bicolor
- Gulella buchholzi
- Gulella cavidens
- Gulella conica
- Gulella cychlochilus
- Gulella dautzenbergi
- Gulella hedwigae
- Gulella devia
- Gulella lambda
- Gulella kemblei
- Gulella incisa
- Gulella monodon
- Gulella opoboensis ssp. liberiana
- Gulella stolidodea
- Gulella plantii
- Gulella stylodon
- Gulella io
- Gulella arthuri ssp. arthuri
- Gulella opoboensis ssp. opoboensis
- Gulella sp.
- Gulella gwendolinae