126 
CREODONTA. 
Measurements, 
M. 
Length of the molars from the canine... 0.0600 
Length of the fourth premolar. 0. 0110 
Greatest width of the fourth j)remolar.... 0. 0045 
Elevation of the same. 0.0075 
Length of the sectorial... 0, 0100 
Width of the same.. 0.0060 
Length of the tubercular. 0.0080 
Width of the same. 0.0045 
Depth of the ramus at the first premolar.. 0.015 
Depth of the same at the first true molar... 0.012 
Width of the distal end of the radius. 0. 014 
Antero posterior diameter of the shaft of the humerus. 0. 009 
Antero-posterior diameter of the neck of the ilium. 0.011 
Transverse diameter of the same. . 0.009 
Transverse diameter of the shaft of the femur. 0.012 
Transverse diameter of the shaft of the tibia. 0.008 
Transverse diameter of the distal end of the tibia.. . .. 0.013 
Length of the astragalus... 0.020 
Width of the same behind .. 0.012 
Width of the navicular facet. 0.011 
Depth of the same. 0.005 
Depth of the external face behind. 0.007 
Depth of the unguis at the base.. 0.007 
Diameter of the centrum of a caudal vertebra-. .. 0.007 
The caudal vertebrje associated with this specimen prove that the 
species possessed a tail of good proportions. 
A second specimen represented by portions of both mandibular rami 
is rather larger, but with rather smaller tubercular molar. 
Measurements. 
M. 
Length of the dental series... 0.0680 
Length of the four premolars. 0.0340 
Length of the first molar... 0.0105 
Length of the second molar .. 0.0100 
Width of the same. .. 0.0055 
Length of the third molar....... 0.0080 
Width of the same in front... 0.0040 
Depth of the ramus at the third premolar. 0.0130 
Depth of the same at the last molar... 0.0150 
A third specimen of mandible presents the canine tooth in place. Its 
section is a vertical oval, and it displays an anterior as well as a posterior 
