Yol. 68.] 



IN THE ' PERMIAN ROCKS OF HAMSTEAD. 



667 



Measurements. 



Ha. 



ICHXIU.M 

 BEACHYDACTVLUM. 



Rothliegende 



Hind foot : 



Length 



Breadth 



cms. cms. 

 1-3 3-0 

 1*4 33 



cms. 

 3-5 

 3-7 

 1-5 

 1-7 



1-y 



2-0 



1st toe 



2nd toe 



0-3 0-7 

 0-.5 1-4 



0-7 17 



3rd toe 



4th toe 



0-8 2-8 



oth toe 



0-4 1-4 



1-5 



Track-measurement I 



15 3-3 , 

 4-0 10-3 ! 



3-5 



8-0 





Width of track 



2-5 ? 6-0 



o o 



Fig. 20. — Hg from Hamstead 

 (half of the natural size). 



^ 



Fig. 21. — Iclinium brachydacty- 

 lum /ro>7i Kalna (about half 

 of the natural size). 



(% 



(^ 





£> -^ 



5 



Q 



Type Hs (fig. 20)= Ichnium brachj/dactylum Pabst, from the 

 Middle and Upper Rothliegende of Thuringia and the Rothliegende 

 of Bohemia (fig. 21). No footprints similar to this type are known 



