1902.] CARPAL ORGAN IN HAPALEMUE GRISEUS. 159 



M. Milne-Edwards ^ ; but the drawings which I herewith submit 

 to the Society show rather more plainly certain points to which 

 I now desire to call attention. At first sight the patch of in- 

 tegument in tlie female seems to present several differences of 

 importance from the corresponding strvicture in the male animal. 

 But the difterences are not quite so great as might appear, 



Text-fig. 32. 



Lower surface of hand of Sapalennir griseus, $ . 



A, callous pad overlying arm-gland ; B, patch of spines ; C, tuft of long hair. 

 (From P. Z. S. 1891, p. 450.) 



particularly if a dried skin only were examined. The callous 

 patch extends for a distance of about two inches up the arm ; on 

 the wristward side it is continuoiis with the integument of the 

 hand. This, it will be remembered, is also the case with the male, 



1 Histoire naturelle &c. de Madagascar, Mamm. Atlas, pi. 122 z. It is not quite 

 clear whether the male or the female is intended ; the illustration is a reproduction 

 of a photograph and is not very good. In any case there are only two iigures, one 

 of the ventral and the other of the dorsal surface of the hand of the animal, and, 

 presumably, the same hand. The corresponding text has not yet appeared. 



