Protostrongylus agerteri- Protostrongylus coburni
- Protostrongylus commutatus
- Protostrongylus davtiani
- Protostrongylus frosti
- Protostrongylus hobmaieri
- Protostrongylus macrotis
- Protostrongylus pulmonalis
- Protostrongylus raillieti
- Protostrongylus rufescens
- Protostrongylus rupicaprae
- Protostrongylus rushi
- Protostrongylus stilesi