| Smeringurus vachoni |  | | 0.1 - Freshly molted to adulthood (USA) | |
| | Smeringurus vachoni |  | | 0.1 - Adult (USA) | |
| | Smeringurus vachoni |  | | 1.0 - Adult (USA) | |
| | Smeringurus vachoni |  | | with Instar 1 offspring (USA) | |
| | Smeringurus vachoni |  | | with Instar 2 offspring (USA) | |
| | Smeringurus mesaensis |  | | Freshly molted - 1.0 (USA) | |
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| Thorellius christimanus |  | | 1.0 - Adult (Mexico) | |
| | Thorellius christimanus |  | | 0.1 - Adult (Mexico) | |
| | Thorellius christimanus |  | | With Instar 1 (Mexico) | |
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