EDENTATA OF THE SANTA CRUZ BEDS. 



337 



First thoracic, length of centrum 



" " width of anterior face. . 



height " 

 " " width over transverse 



processes 



? Eleventh thoracic, length of centrum . 

 " " width of anterior 



face 



" height of anterior 



face 



" " width of posterior 



face 



" " height 



" . " length of spine . . . 



Penult, thoracic, length of centrum . . . 



width of posterior face 



height of " 



" " width over transverse 



processes 



Last thoracic, length of centrum 



" " width of posterior face .. 



" " height of posterior face. 



" " width over transverse 



processes 



" " height 



" " length of spine 



" " width of spine at end . . . 



First lumbar, length of centrum 



width of posterior face . . 



height of posterior face . . 



Second lumbar, length of centrum. . . . 



" " width of posterior face . 



" " height of posterior face 



height 



Third lumbar, length of centrum 



" " width of posterior face . . 



height of " " . . 



height 



length of spine 



" " width " " at end. . 



Fourth lumbar, length of centrum. . . . 

 " " width of posterior face, 



height of " 



MEASUREMENTS. 



.029 Fourth lumbar, height 



.032 " " length of spine 



.0185 " " width of spine at end . 



First caudal, length of centrum 



.090 " " width of anterior face . . . 



.03 1 " " height 



width over transverse 

 .0285 processes 



Second caudal, length of centrum. . . . 

 .026 " " width of anterior face. 



" height 



.035 " " width over transverse 



.095 processes 



.045 ? Sixth caudal, length of centrum 



.039 " " width of anterior face .. 



.041 " " height 



.038 " " width over transverse 



processes 



.083 ? Eleventh caudal, length of centrum . . 



.040 First sacral, width of anterior face. . . . 



.043 " " height " " " 



.039 Last " width " posterior face . . . 



" " height " " "... 



? Second mesost. segment, length 



" " " width of an- 



.084 



.121 

 .049 

 .042 



043 

 .049 

 .036 



043 

 .042 



039 

 .127 



.044 

 053 

 034 

 .127 

 .058 

 .038 

 .044 



053 

 .031 



terior face . . 

 width of pos- 

 terior face . . 



" " " length ofpro- 



cess 



" " width of pro- 

 cess 



" " " height 



? Third mesost. segment, length 



" " " width of an- 



terior face . . 

 width of pos- 

 terior face . . 



" " " length of pro- 

 cess 



" " " width of pro- 

 cess 



" " " height 



.127 

 .065 

 035 

 034 



.043 

 .086 



.130 



034 

 .040 

 .080 



.116 

 .032 

 .036 

 .057 



.086 



034 

 .057 

 .031 

 .045 

 .029 

 .032 



.025 

 .029 

 .021 



.024 

 .027 

 .029 



.0305 

 .0305 

 .016 



.026 

 ,029 



