21. In the femur, the lesser trochanter is inclined diagonally, right next to the greater trochanter. 22. In the femur, the lesser trochanter is inclined diagonally, right next to the greater trochanter . 23. An accessory or posterior trochanter is lacking; likewise a fourth trochanter on the back shaft is absent. 24. An accessory or posterior trochanter is lacking; likewise a fourth trochanter on the back shaft is absent. 25. Most hip fractures follow an impact due to a trochanters , the bony extrusions of the hip region. 26. The two muscles unite to form the iliopsoas muscle which is inserted on the lesser trochanter of the femur. 27. The nasals have large trochanter slightly lower than the greater trochanter and a third as narrow as the latter. 28. The nasals have large trochanter slightly lower than the greater trochanter and a third as narrow as the latter. 29. This capacity is due to a screw joint that connects the base of metacoxa to the head of trochanter . 30. In Micropterigidae, the legs are three-segmented, as the coxa, trochanter and femur are fused.