| | | Kind of type | Full locality |
| | | holotype of species Perixerus obscurus Fontana, Mariño-Pérez, Sanabria-Urbán & Woller, 2017 | Mexico Southwest, Oaxaca: San Juan Atepec |
| | | paratype of species Perixerus obscurus Fontana, Mariño-Pérez, Sanabria-Urbán & Woller, 2017 | Mexico Southwest, Oaxaca: Ixtlán |
| | | paratype of species Perixerus obscurus Fontana, Mariño-Pérez, Sanabria-Urbán & Woller, 2017 | Mexico Southwest, Oaxaca: Highway 175 Oaxaca-Guelatao, km 40 |
| | | paratype of species Perixerus obscurus Fontana, Mariño-Pérez, Sanabria-Urbán & Woller, 2017 | Mexico Southwest, Oaxaca: Santa Maria Jalteanguis |
| | | paratype of species Perixerus obscurus Fontana, Mariño-Pérez, Sanabria-Urbán & Woller, 2017 | Mexico Southwest, Oaxaca: Llano de las Flores |