The term pelvis (plural: pelvises or pelves) can refer to either the bony pelvis or the pelvic cavity.Bony pelvisThe bony pelvis is formed by the sacrum and coccyx and a pair of hip bones 
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File:X-ray of the pelvis of a 3 year old male - case 1
A Positioning Guide to Orthopedic Radiography of the Pelvic Limb
Proper positioning for the pelvis and proximal femur
Developmental Dysplasia of the Hip
Pelvic radiograph (an approach) Radiology Reference Article
Developmental dysplasia of the hip
Back to Basics: Pelvic XRays — Taming the SRU
Tips & Techniques for Successful Pelvic Radiography
Many faces of torsion in pediatric female pelvis
Textbook of Radiology Abdomen and Pelvis » Medical Book Store Pakistan