Key to species of Anheteromeyenia Schröder, 1927

1. Megascleres in a single category.......................................................................... 2

- Megascleres in two categories...................................................................... A. vitrea

2. Gemmuloscleres pseudobirotules......................................................................... 3

- Gemmuloscleres acanthoxeas and acanthostrongyles......................................... A. diamantina sp. nov.

3. Megascleres acanthoxeas gradually pointed..................................................... A. cheguevarai

- Megascleres acanthoxeas abruptly pointed........................................................... A. ornata