Key to the species of the genus Charinus in the Dominican Republic

1. Tritosternum barely reaches the base of the pedipalp coxae, pedipalp femur ventrally with 3 spines, lateral eyes well developed.................................................................................................... 2

- Tritosternum surpasses the base of the pedipalp coxae, pedipalp femur ventrally with 2 spines, lateral eyes less developed................................................................................................. C. magua

2. Leg I with 33 tarsal articles, pedipalp patella dorsally with 3 spines.................................. C. dominicanus

- Leg I with 37 tarsal articles, pedipalp patella dorsally with 3–4 spines................................... C. bahoruco