620 



3786. The seven lumbar vertebrae. 



The diapophyses of the first are very short. 



3787. The four sacral vertebrae. 3788. The first caudal vertebra. 



3789. The first thoracic rib of the left side. 



3790. A middle thoracic rib of the left side. 



3791. The sternum, which consists of seven bones. 3792. The right scapula. 

 3793. The right humerus. 3794. The right radius. 

 3795. The right ulna. 3796. The right metacarpus. 



3797. The left humerus, in longitudinal section. 



3798. The left radius, in longitudinal section. 



3799. The left metacarpus, in longitudinal section. 



3800. The right os innominatum. 3801. The right fernur. 



3802 The right tibia. 3803. The left femur, in longitudinal section. 



3804. The left tibia, in longitudinal section. 



3805. The right tarsus, articulated. 



It includes the astragalus, calcaneum, scaphocuboid and ectocuneiform. 



3806. The right metatarsus. 



3807. The left metatarsus, in longitudinal section. 



