752 



EXPLANATION OF PLATES. 



d, e, stomach. 

 y> ff> h, i,j, k, iutestine. 

 j, coeca. 



Fig. 5. Digestive Organs of the Black 

 Swift, Cypselus murarius. 



a, bill. 



b, c, d, oesophagus. 



c, d, proventriculus. 



d, e, stomach. 



/» 9 J ^> h j, *> intestine. 



I, I, salivary crypts, 



m, n, trachea. 



0, 0, bronchi. 



p, p, sterno-tracheales. 



Fig. 6. Digestive Organs of the Goat- 

 sucker, Caprimulgus europwus. 

 a, tongue. 



b, c, d, oesophagus. 

 d, e, stomach. 

 f, g, h, i, j, I, m, intestine. 

 k, k, cceca, resembling those of Owls. 

 /, m, cloaca. 

 n, 0, trachea, 

 r, r, bronchi. 

 q, q, sterno-tracheales. 



Fig. 7. Digestive Organs of Kingfisher, 

 Alcedo Ispida. 



a, tongue. 



b, c, d, oesophagus. 

 d, e,f, stomach. 



f, g, h, i, j, k, intestine, very narrow, 



without coeca. 

 j, k, cloaca. 



Vol. I, p. 527, I. 15. For llieir fingers read ?iis fingers. 



Vol. II, p. 138, 1. 13 and 14. Read, the young birds frequently stretched out their wings. 



