C!?ur0jpcan 



anil 



amcrtcan JSirW. 61 



b. STJERjSFINuE. 



Gen. 301. 



444. Sterna Hirundo, L. Gould, 

 pi. 417. Europe generally. 



445.SternaArctica, Tern. Gould, 

 pi. 419. Northern Europe. 



446. Sterna Douglahi Mont. 

 Gould, pi. 418. Europe gene- 

 rally. 



447. Sterna Minuta, L. Gould, 

 pi. 420. Europe generally. — 

 The genus Sternula, Boie. 



Sterna, L. 



414. Sterna Wilsoni, Nob. (Ster- 

 na hiru7ido, Wils.) 



415. Sterna Hirundo, L. Aud. 

 pi. 309. Northern and central 

 coasts. 



416. Sterna Arctica, Tern. Aud. 

 pi. 250. Northern coast. 



417. Sterna Dougallii, Mont. 

 Aud. pi. 240. 



418. Sterna Argentea, Nutt. 

 (Sterna minuta, Wils.^ Aud. 



Northern and central 



pi. 319. 

 coasts. 

 Genus Sternula, Boie. 



Gen. 302. Hydrochelidon, Boie. 



448. Hydrochelidon Nigrum, 

 Sterna Nigra, L.) Gould, pi. 

 422. Europe generally. 



449. Hydrochelidon Leucopte- 

 RUM, Boie. (Sterna leucoptera, 

 Tern.) Gould, pi. 423, South- 

 ern and eastern Europe. 



450. Hydrochelidon Leucopa- 

 reia, Nob. {Sterna leucopa- 

 reia, Natt.) Gould, pi. 424. 

 Southern and eastern Europe. 



419. Hydrochelidon Nigrum, 

 Boie. (Sterna Nigra, L.) Cen- 

 tral coast. 



420. Hydrochelidon Fuligino- 

 suM, Nob. ( Sterna fuUginosa, 

 Gm.) Aud. pi. 235. South- 

 ern and south-eastern coasts. 



Gen. 303. Megalopterus, Boie. 



451.MegalopterusStolidus, Boie 421. Megalopterus Stolidus.Boic 



[Sterna stolida, L.) Gould, pi 



421. Accidental in Europe. 



Genus 304. 



462. Thalasseus Cantiacus, Boie. 

 {Sterna cunliaca, Gm.) Gould, 

 pi. 415. Europe generally. 



{Sterna stolida, L.J Aud. pi. 

 275. Rare on the northern 

 coast. 



Thalasseus, Boie. 



422. Thalasseus Canti.4cus, Boie. 

 Aud. pi. 279. 



423. Thalasseus Cayanus, Boie. 

 {Sterna cayana, Gm.J Aud. 

 pi. 273. Southern coast. 



Gen. 305. Gelochelidon, Brehm. 



453. Gelochelidon Anglica, Nob. 424. Gelochelidon Aranea, Nob. 



{Sterna anglica, Mont.J Gould, (Sterna aranea, Wils.) Aud. 



pi. 416. Great Britain. pi. 409. Northern coast. 



