Key of the subgenera of Aleochara of Brazil (modified from Caron et al. 2019)
1. Tarsal formula 5, 5, 5.................................................................................. 2
- Tarsal formula 4, 5, 5..... Tinotus Sharp, 1883 (it is now Aleochara, subgenus Tinotus see Yamamoto and Maruyama 2016a)
2. Uniformly pubescent pronotum, mesoventrite completely carinate or not carinate.................................. 3
- Pronotum with pubescence restricted to two longitudinal subparallel rows in the middle of the disc; mesoventrite completely carinate................................................................... Coprochara Mulsant & Rey, 1874
3. Mesoventrite completely carinate................................................ Xenochara Mulsant & Rey, 1874
- Mesoventrite not carinate........................................................ Aleochara Gravenhorst, 1802