Brachypelma auratum (Mexican Flame Knee Tarantula)Brachypelma auratum (Mexican Flame Knee Tarantula) for sale This docile species is a stunner and great for those who love high contrast coloration. This species features bright red orange knees that seem to be in the shape of hearts and yellow bands to create a "cleaner" more refined coloration that is seen in the Mexican Red Knee (B. hamorii smithi). Add this amazing docile species to your collection today.