Key to accepted species of Antella

1. Pores 4 per mm; species distributed in Europe ................................................................................................................ A. niemelaei

1. Pores 0.5–2 per mm; species distributed in Asia and North America ................................................................................................2

2. Basidiospores mostly> 2 µm wide; species distributed in North America.................................................................... A. americana

2. Basidiospores mostly <2 µm wide; species distributed in Asia ........................................................................................................3

3. Cystidioles absent, gloeocystidia 15–18 × 4.5–5.5 μm.................................................................................................... A. chinensis

3. Cystidioles present, gloeocystidia 32–45 × 8–12 μm.......................................................................................................... A. tibetica