68.] 127 [Coiies. 



285. Hydrochelidon Jisxipes. Black Tern. Sura. 



286. Rhyricliops nigra. Black Skimmer. Coast in sura. 



PYGOPODES. • 



Fam. 52. — Colymbid^. 



287. Colymhus torquatus. Loon. Win. 



288. C. septentiionalis. Red-throated Diver. Win. 



289. C. arcticus. Black-throated Diver. Win. (G.) 



Fa7n. 53. — Podicipid^. 



290. Podiceps Tiolhoelli. Araerican Red-necked Grebe. Win. 



291. P. cristatus. Crested Grebe. Win. 



292. P. cornutus. Horned Grebe. Win. 



293. Podilymhus podiceps. Dabchick. Win. 



Fam. 54. — Alcid^. 



294. Pratercula arctica. Puffin. Win. (G.) I insert this spe- 

 cies on Prof. Gibbes' authority; but South Carolina is much beyond 

 its ordinary range. 



