Report of National Museum, 1890. — Ridgway. 



Plate XXIV. 



Outlines of Tails of Humming Birds. 



Fig. 1. Thaumastura cora. 

 Fig. 2. Chcetocereus jourdani. 

 Fig. 3. Calothorax lucifer. 

 Fig. 4. Arthur us poly tnvus. 



Fig. 5. Topaza petta. 

 Fig. 6. Acestrura mulsanti. 

 Fig. 7. Myrtis fanny. 

 Fig. 8. Trochihis colubris. 



