1. DR0MAS. 



not pointed ; the secondaries as long as the 



primaries and not extending beyond the 



out-stretched feet. 



a'. Nostrils situated in a narrow slit, shut in 



by an operculum ; upper plumage rufous, 



vermiculated and mottled with blackish 



like a Quail ; no elongated plumes on 



the upper back 2. Ortyxeltjs, p. 30. 



b'. Nostrils ovate, shut in by an operculum; 

 plumage not vermiculated ; interscapular 

 plumes elongated and overhanging the 



lower back 3. Pluvianus, p. 32. 



Middle claw pectinated along its inner 



margin. 



'•'. "Wings long, the primaries pointed, but 



not extending as far as the outstretched 



feet, though they reach to the end of the 



tail. 



a". Bill long and curved, the culmen equal 



to, or longer than, the middle toe and 



claw; lower mandible curved at the 



same angle as the upper one 4. Cursorius, p. 34. 



b". Bill widened at the base, the culmen 

 not so long as the middle toe without 

 the claw ; lower mandible not de- 

 curved, the genys ascending towards 



the tip 



d'. Wings of extraordinary length, the 

 primaries pointed and reaching far be- 

 yond the outstretched feet to the tip of 

 the tail, or even beyond the latter. 

 c". Tarsus very long, the outstretched feet 

 far exceeding the tail ; first primary 

 produced far beyond tbe second, and 

 extremely attenuated towards the 



tip 



d". Tarsus only moderate or rather short, 

 the outstretched feet not reaching 

 beyond the tail. 

 a'". Tail very strongly forked, the outer- 

 most feather far exceeding the 



others in length 



b'". Tail emarginate and nearly square, 

 but the outer feather slightly ex- 

 ceeding the middle one in length . . 



5. Rhinoptilus, p. 43. 



6. Stiltia, p. 51. 



7. Ulareola, p. 53. 



[p. 62. 



8. Galactochhyska, 



1. DROMAS. 



Type. 



Droinas, Paykull, K. Vet.-Akad. Hand!. Stockholm, xxvi. 



p. L82 (1806) D. ardeola. 



Erodia, Salt, Voy. Abyss, App. iv. p. Ixi (1814) D. ardeola. 



Range. The same as that of the single species of the genus. 



