96 



COPE 



Tyrannoidei ; Xenicidse, Philepittidse, Pittidse, Tyrannidse, 

 Cotingidse, Phytotomidse. 



Formicaroidei ; Conopophagidse, Pteroptochidse, Formi- 

 cariidge. 



Paftseroidei ; Alaudidse, Motacillidfe, Timaliidse, Liotrichidse, 

 Muscicapidse, Turdidse, Cinclidse, Troglodytidse, 

 Chamasidse, Hirundinidse, Artamidse, Laniidse, Paridge, 

 Paradisiidse, Corvidse, Sturnidse, Meliphagidse, Nec- 

 tariniidse, Certhiidse, Ploceidee, Tanagridae, Icteridse, 

 Fringillidse. 



I.C. 



Fig. 34.— Diagrams of a tracheal and a, broncliial syrinx, t.c, trachelo-clavicular 

 muscle. (After Newton. ) 



Fig. 35— Lateral and dorsal views of the acrom'yodian syrinx of the raven (Corvus 

 corax), B, II, III, IV, second, third and fourth bronchial rings. 1, m tracheo- 

 bronchalis ventralis ; 2, m. tracheo-bronchialis obliques; 3 and 4, m. tracheo-bron- 

 chialis dorsalis longus et brevis ; 5, m, syringeus ventralis ; 6, m. syringeus ventralis- 

 lateralis ; 7, m. syringeus dorsalis. (After Newton.) 



