1882. ] OF THE TOUCANS AND BARBETS. 95 
freely in the abdominal cavity, is that of the Picide. Nitzsch’ 
describes the liver of the Woodpeckers (of which he examined 
Gecinus viridis and canus, Dryocopus major, medius, aud minor, and 
Picus martius) as being “immer mit ausgezeichnet langer darmfér- 
miger Gallblase ;” and I can quite confirm this description as being 
Liver, stomach, duodenum, &c., of Rkamphastos dicolorus, from in front, showing 
the peculiar intestiniform gall-badder (4g. 4). 
St, stomach; d, duodenum; p, pancreas; 7. h. d, J. h. d., right and left hepatic 
ducts; ¢. d, cystic duct. 
_applicable to the last-named species. Garrod also correctly uoted, in 
his MSS., the “ long intestiniform gall-bladder”’ of Gecinus. The 
similarity, therefore, in this respect of the Capitonidee* to the 
Picidz strengthens the many arguments for the intimate relationship 
of these two groups. And I may take this opportunity to point out 
some further peculiarities which these birds have in common with 
each other. These are :— 
(1) The great extent of the deltoid muscle, which extends down 
the entire length, or very nearly so, of the humerus, and is inserted 
1 In Naumann’s Orn. Deutschlands, v. p. 252. 
2 T use this term, with Garrod (Coll. Papers, p. 464) to include the Tou- 
cans and Jndicator, as well as the true Barbets. 
