Mexican Cave Scorpion (image) American Museum of Natural History Caption Typhochactas mitchelli is among the smallest known scorpions and part of the Typhlochactidae family of cave scorpions, endemic to Mexico. Like all scorpions, it fluoresces in long-wave ultraviolet light as this image of its ventral side highlights. Credit V. Vignoli Usage Restrictions None Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.