table XV. 
FIG. I. 
The fixth and feventh vertebra of the back, with part of the feventh rib. 
A Afmoothfnus in the tranfverfe procefs , into which a procefs of the fixth rib is received. 
B Another finus , into which the end of the rib is received. 
C Part of the feventh rib. 
P The union of the fevenlh rib y with the tranfverfe procefs of the vertebra. 
FIG. ii, iii, iv, v, vi, vii. 
The fix lowed ribs. 
A A A, &c. The ends which are articulated to the vertebra. 
BBBB The proceffes which articulate with the tranfverfe proceffes of the vertebra. 
C C C, &c. The ends next the fernum which join to the cartilages. 
D D D, &c. The finufes of the ribs y in which the vejfels pafs. 
