Metatrochanters, ventral view. 23 P. quirsfeldi 24 P. parki 25 P. minima 26 P. morsei 27 P. divergens 28 P. carltoni 29 P. myersae 30 P. georgiensis 31 P. copelandi 32 P. basalis and P. enigma (indistinguishable in this feature) 33 P. wagneri.