394 Mr, R. Swinhoe on Furmosan Ornithologij. 



flesh-colour, with a wash of ochreous, marked on tongue and lower 

 jaw with blackish ; basal two-thirds of tongue covered with in- 

 verted papillae ; roof of mouth also papillose. Iris umber-brown. 

 Skin round eye and ear purplish grey. Legs slate-colour, with 

 light-yellowish-grey soles. Lark-heel well developed, and with 

 other claws coloured blackish brown, with pale tips and under- 

 sides." 



Adult 6 , shot 20th July I'SSL " Length 14 in. ; wing 6^ ; 

 tail 7\. Bill black, inside and tongue blackish grey ; roof of 

 mouth and base of tongue ochreous flesh -colour. Skin of head 

 deep purplish grey. Iris yellowish brown ; skin round eye 

 greyish black. Legs and toes deep blackish grey, pale and 

 yellowish at the joints and soles. Feathers of the wings and 

 tail much abraded." 



Another adult J, shot 8th August 1861. "Length 15^ in.; 

 wing 6 j^Q ; tail 8^. Bill black ; inside of mouth blackish grey. 

 Iris brown, with a ring of straw-yellow. Ear-opening hori- 

 zontally lunate, ^^^j in. long. Legs blackish grey, blacker on 

 the claws." 



Another in second plumage, shot 27th December. " Length 

 14^ in.; wing 6 j^g ; tail 7j^. Bill pale fleshy horn-colour, the 

 basal part of culmen being blackish brown. Inside of mouth 

 pale yellowish flesh-colour. Irides brownish ochre, the upper 

 eyelid having several coarse black lashes with white bases. 

 Tongue broad at the base, sagittate; apical half horny and fur- 

 rowed; basal half fleshy, and covered with inverted papillse, as 

 also is the roof of the mouth. Legs leaden grey, with light yel- 

 lowish-grey soles and light blackish-brown claws." 



106. CUCULUS KELUNGENSIS, n. Sp. 



Of the many confused groups of birds, none are in such a 

 hopeless state of inextricable confusion as the Cuckoos. This is 

 owing to the difficulty of pointing out sufficiently recognizable 

 characters to enable others to distinguish the particular species 

 which the discoverer wishes to describe from its numerous closely 

 allied congeners. If diff'erence of note is to be taken as a gua- 

 rantee of difference of species, then must we consider the many 

 Eastern forms distinct ; but when we come to compare individual 



