HIRUNDINID.E. 81 



Sp. 33. Hi. leucogaster. Stepk v. x. 10G. — Hi. tricolor. Steph. 



v. x. 105 ? — North America. 

 Sp. 34. Hi. Tahitica. Steph. v. x. 125.— Otalieite. 



b. Pedibus usque ad ungues plumosis. 

 h. Legs feathered to the claws. 



Sp. 35. Hi. urbica. Steph. v. x. 118. — Britain and other parts 



of the old world. 

 Sp. 36. Hi. montana. Steph. v. x. 102. — Hi. rupestris. Steph. 



v. x. 103. — Europe. 

 Sp. 37. Hi. Ludoviciana. Cuvier. — Hi. purpurea (Purple Martin 



of Catesby, i. pi. 51.) Steph. v. x. 108. — North America. 



Sp. 38. Hi. Cayennensis. 



Cypselus Cayennensis. Steph. v. x. 75. — Cayenne. 



GENUS XLIII.— CYPSELUS, Illiger. SWIFT. 



Rostrum mandibuld hrferiore 



apice recurvata. 

 Cauda forficata. 

 Pedes simplices, plumosi ; 



digitis omnibus anticis. 



Apus. Cuvier. 



Beak with the lower mandible 

 recurved at the tip. 



Tail forked. 



Legs simple, feathered ; all 

 the toes placed forward. 



Sp. 1. Cy. vulgaris. Steph. v. x. 72. pi. 8. — Britain and other 

 parts of the old woi*ld. 



Sp. 2. Cy. melba. Steph. v. x. 74. — Mountainous districts of 

 Europe. 



Sp. 3. Cy. Sinensis. Steph. v. x. 74. — China. 



Sp. 4. Cy ? leucorrhous. 



Hirundo leucorrhoa. Steph. v. x. 98. — Cape of Good Hope. 

 Sp. 5. Cy ? velox. 



Hirundo velox. — Steph. v. x. 97- — Southern Africa. 

 Sp. 6. Cy. Klecho. 

 Cv. viridi-niger remigibus caudaque obscurioribus ; dorso postke 



griseo ; subtus cinereus. 

 V. XIII. P. II. (3 



