14 



Dinosauria — Megalosaurns. 



The limb-bones always have medullary cavities, and the pectoral 



(fore-) limb being much shorter than the pelvic (hind-) limb, 



Table-case, it is probable that many of the fonns were bipedal in their 

 No. 14. ^ -^ ^ 



Wall-case, 

 No. 7. 



habits, although some of them may have been quadrupedal. In 

 the pelvis {see Fig. 15) the ilium is of great vertical depth, and 

 has a short preacetabular process, while the pubis is directed 



