42 bulletin: museum of comparative zoology. 



49. Creciscus viridis (P. L. S. Miiller). 



Four specimens, both sexes, Vicinity of Paramaribo, and Rijsdijk- 

 weg, March, April, and July. 



50. loNORNis martinicus (Linne). 



Seventeen specimens, both sexes, adult and immature, Vicinity of 

 Paramaribo, and Altonaweg, January, April, May, June, and August. 



51. Ionornis flavirostris (Gmelin). 



Fifteen specimens, both sexes, adult and immature, Vicinity of 

 Paramaribo, April, May, June, and July. 



EURYPYGIDAE. 



52. EuRYPYGA helias (P alias). 



Two specimens, both adult males. Vicinity of Paramaribo, May, 

 and December. 



Aramidae. 



53. Aramus scolopaceus scolopaceus (Gmelin). 



Five specimens, both sexes. Vicinity of Paramaribo, February, 

 March, August, and December. 



On comparing these with specimens from Paraguay and Uruguay, 

 we find the southern bird to be very much larger, and a little browner 

 and less blackish. The large southern bird should be known as 



53a. Aramus scolopaceus carau Vieillot. 

 Type-locality. — Paraguay. 



