660 ME. TT. H. HAEDAKER 0>r A rOSSIL-BEAEIXG HOEIZOX [DcC. igi2f 



Sub-Type Kia. Yariation of main type. IcH>noTHEEirM cott^ 

 Pohlig. One specimen in relief (castj. (See lig. 13, p. 662.) 



The length of the footprints is 13 cms., and the breadth 16-5 

 cms. The outlines of the toes are not shown, but the toe-tips 

 are represented as a semicircle of elevations at some distance 

 (5 cms.) in front of another mound representing the ball of the 

 foot. There are no indications of cla^vs. 





Hi,. 



ICH>-IOTHEEir:*I COTI^. 





Maximum. 



Average of the four measured 

 specimens. 



Length 



Breadth ... 



cms. 

 13 



16-.5 



cms. 

 14 



16 



cms. 

 11-6 



r2-7 



Sub-Type Hij. IcHxiuii sPH-iEODACirLr^i (miximoi) Pabst. 

 Six specimens : five iu relief. 



The footprints are smaller than those of Hi, but resemble them 

 in other respects. The last of the Hamstead forms included in the 

 following table of measurements is like a small 'S.^a, in that only 

 toe-tips and indications of the ball of the foot are preserved. 



Ich>-iu3j: 

 Measurements. ^l*' SPH^EODACiXLUZtt 



Fore foot: 



Length 



Breadth 



1st toe 



2ndtoe 



cms. cms. 

 ... 1-8 

 1-6 1-8 



0-4 ; 0-5 

 0-6 0-6 

 0-7 0-7 

 ... 0-5 



ems. 

 2-3 

 2-3 

 0-4 

 0-6 

 0-9 

 1-2 

 0-8 



cms. 

 1-0 

 1-0 



cms. 

 0-4 

 0-5 



cms. cms. 

 3-0 2-5 

 3-5 2-5 

 0-8 

 1-2 

 To 

 1-8 

 0-8 



3rd toe 



4th toe 



oth toe 



Hind foot : 

 Length 



2-4 

 9rr, 



2-2 

 2-6 



2-6 



2-8 



o-'q 



1-2 

 1-2 



0-8 



1-2 

 10? 



0-4 

 0-4 



3-6; 3-2 

 4-0 ! 3-2 

 ... ' 0-9 

 1-5 

 2-0 

 2-2 

 1-1 



Breadth 



1st toe . ... 



0-4 



2nd toe 



3rd toe 



4th toe 



0-6 ; 0-5 

 0-9 1 0-6 

 ri i 0-6 

 0-8 0-5 



oth toe 



Track-measurement I ... 

 Track-measurement II ... 

 Width of track 



0-2 2-5 

 4-2 ... 



0-4 

 7o 

 n-0 



1-8 

 4-3 

 3-5 





2-8 



10-0 



6-0 5-0 













The Hamstead form H^ (fig. 11, p. 661) I hold to be identical 

 with Ichnium sjjhcerodactT/him (fig. 12), from the Middle and Upper 



