:^20 (J. E. Beecher — Reconstruction of a Cretaceous Dinosaur. 



hind limbs are entirely free from the slab and are supported by irons 

 in the usual way. They are mounted so that they can be readily 

 detached and taken apart for purjioses of study. The original rock 

 connections of all the bones have been preserved and there can be no 

 controversy over their primary order and sequence. 



Dimensions. — The entire length of the animal measured along the 

 spinal column is twenty-nine feet three inches (8. '79"'), and the 

 height of the head above the base is a little over thirteen feet (4""). 

 From the shoulder to the base is ten feet (3.08™), while the hind 

 limbs are about nine and a half feet long (2.89™). The tail meas- 

 ures thirteen feet seven inches, in length (4.17™). 



Measurements of the Skull. 



Total length 102'=''' 



Greatest vertical diameter 42'='" 



Length in front of teeth . 38'='" 



Measurements of the Lower Jaw. 



Greatest length of ramus to articulation 78*= 



Greatest depth of ramus through dentition 16" 



Measurements of Shoulder Girdle and Fore Limbs. 



Scapula, length - 86'="' 



Scapula, greatest width of blade 86"=™ 



Scapula, least width of blade 19'='" 



Coracoid, length 27'='° 



Humerias, length .- - 59'='" 



Humerus, diameter of distal end 13'''" 



Humerus, least diameter -_ 8'="' 



Radius, length 55'='" 



Eadius, diameter of proximal end 8'='" 



Radius, diameter of distal end ..- 7'=" 



Radius, least diameter - 4'='" 



Ulna, length 60'="' 



Ulna, diameter of proximal end 12'="' 



Ulna, diameter of distal end 10'=°' 



Ulna, least diameter -- -- - 5'='" 



Metacarpal I, length '- 11"=° 



Metacarpal II, length,... 25.5'="' 



Metacarpal III, length... 27-=" 



Sternal bone, length 42'='" 



Sternal bone, width 26'="' 



