HIRUNDO AMBROSIACA. 



li. Riparia Senegalensis. H. Marina indigena. 

 H. Cinerascens. Ambergris Swallow. 



Five inches and a half long. Inhabits Senegal. 

 There is a variety of the last found in China. 



HIRUNDO RUPESTRIS. 

 Syn. H. Rupicola. Rock Swallow. 



Found in Carniola. Builds in rocks. 



HIRUNDO MONTANA. 



I/Hirondelle grise des Roches. Mountain Swallow. 

 L'Hirondelle des Montaignes. Crag Swallow. 



Very much like the last ; and found in the south 

 of Europe. 



HIRUNDO DAURICA. 

 H. Alpestris; Daurian Swallow. 



About six inches long. Builds in lofty rocks 

 and mountains of Siberia. The nest is large, and 

 very elegantly constructed *. 



* Nidus maximus haemisphericus tuberculis limosis ele- 

 ganter purissimeque extructis sine ullo gramine admisto : 

 canalis ad aliquot pollices a nido extensus pro aditu. Lath. 

 Index Orn. 



