Key to the Neotropical Stammeroplitis species

1. Ventral shield posterior to anal furrow with smooth surface and with one pair of setae................. S. panguanaensis

- Ventral shield posterior to anal furrow with sculptural pattern and with more than one pair of setae.................... 2

2. Ventral shield posterior to anal furrow covered by oval pits..................................... S. mahunkaisimilis

- Ventral shield posterior to anal furrow covered by small dots.......................................... S. uncinata