SCOTT : LITOPTERNA OF THE SANTA CRUZ BEDS. 



33 



Diastema between i^ and pi . 

 Upper premolar-molar series, length 



" premolar series, length . 

 pi, length {i. e., antero-posterior diameter) 



" width (z. e., transverse diameter) 

 P^, length 



" width 

 P^, length 



" width 

 Pi^, length 



" width 

 Upper molar series, length 

 Mi, length 



" width 

 M^, length 



" width 

 M-2., length 



" width 

 Lower dentition, length 

 I^, greater diameter 



" lesser " 



Lower premolar-molar series, length 



" premolar series, length 

 Pt, length 



" width 

 Pg, length 



" width 

 Pg, length 



" width 

 P^, length 



" width 



Lower molar series, length 

 M^, length 



" width 

 Mg , length 



" width 

 Mg, length 



" width 



Skull, length from occipital condyles to premaxilla incl. 

 Cranium, length to anterior edge of orbit 

 Face, length orbit to premaxilla 



" dorso-ventral height at mi- 

 Occiput, height ..... 





No. 



No. 



No. 



No.i. 



1 5,79 9 > 



p2pi. 



9^70. 





.027 



.024 



.027 





.119 



.118 



.109 





■063s 



.063 



.056 





.012 



.0125 



.012 





.0105 





.009 





.016 



.015 



.014 





.018 





.015 



.0165 



.017 



.017 



.015 



.0185 



.020 





.018 



.018 



.020 



.018 



.015 



.020 



.021 





.020 





.0583 



.058 



■053 



.019 



.0205 



.018 



.017 



.022 



.023 









.0235 



.023 



.019 



No. 



.025 





.0235 



9196. 



.019 



.018 



.017 





.022 





.021 





.140 



.1515 



•143 



.0085 



.009 



.008 





.0065 



.006 







.109 



.125 



.121 





.054 



.062 



.062 





.009 



.0096 



.010 





.005 



.006 







.014 



.015 



.014 





.0095 



.0085 







.015 



.019 



.017 





.012 



.011 







.016 



.019 



.018 





.014 



.0125 







•OSS 



.063 



.059 





.016 



.018 



.017 





•013s 



.014 







.019 



.021 



.020 





.014 



.0155 







.0205 



.0215 



.022 





.010 



.013 











.238 



•239 







.140 



•139 





.III 



.101 

 .070 



.108 







•07s 



.075 



