| argas walkerae | | South Africa: Bushmanland, Nam, Northern Cape | | 1381394750 |
| argas walkerae | | South Africa: Bushmanland, Nam, Northern Cape | | 731446940 |
| argas walkerae | | South Africa: Bushmanland, Nam, Northern Cape | | 731446921 |
| argas walkerae | | South Africa: Bushmanland, Nam, Northern Cape | | 731446624 |