VIII.] 



HOMOLOGIES. 



203 



the 'boots/ or feathers which grow from the outside of 

 the leg, and generally from the two outer toes, have, 

 according to the excellent authority of Mr. Hewitt, been 

 seen to exceed the wing-feathers in length, and in one 



-F.s. 



LONG FLEXOR MUSCLES AND TENDONS OF THE HAND OF NYCTICEBUS. 



P.t. Pronator teres. F.s. Flexor sublimis digitorum. P.p. Flexor profundus 

 digitorum. F.l.p. Flexor longus pollicis. 



case were actually nine and a half inches in length ! As 

 Mr. Blyth has remarked to me, these leg-feathers resemble 

 the primary wing-feathers, and are totally unlike the fine 



