The epigynum of this spider very closely approximates Thiodina hespera. I have recently become aware of other likely T. hespera specimens collected from west Texas that haven't made the Texas checklist
because Allen Dean hasn't seen them and doesn't have any at TAMU. However, mine come from south-central Texas. I hope to get him specimens this weekend.
I found this female on the same branch as the following male. They both came out in the same shake. I'll be getting a shot of the male palp tomorrow.
This female was collected from the same location a month earlier: