318 



MERISTIC VARIATION. 



[PART i. 



digit there is given off a rudimentary digit, which has however a 

 complete claw, but its bones do not differentiate it as right or left. 



II 



d- 



</? 



d* 



FIG. 85. I. Right pes of Cat No. 473, skewing condition III of the pes. 



II. Right pes of Cat No. 472 shewing Condition II of the pes. 



UK. astragalus, c 1 , c-, c 3 , three ossifications representing the ento- and meso- 

 ciiMi'ifnnn- "I 'the normal, rb, cuboid, clc, calcaneum. rf 1 d 6 , the digits numbered 

 from the inside, ect, cu, ecto-cuneiform. nav, navicular. 



(From specimens in Coll. Surg. Mus. ) 



The " pollex", d l , has two phalanges and is rather slender. The 

 t r:ij it '/in in which bears it is not separated from the scaphoid. 



Mi). [Condition IV of the manus.] 



Rigid manus. This is exactly like the left manus so far as can 

 be seen from the dissect ion, except for the fact that the rudimentary 

 'li.^it borne by the large digit external to the "pollex" is much 

 more reduced than in the case of the left manus. The digit which 

 supports it is fashioned as a left digit. [Condition IV of the 

 manus.] 



*473. Cat having digital series of all feet abnormal, being the 

 specimQn in Mus. Coll. Surg., Teratol. Catalogue, 306 B. 



