97 [Vol. xvi. 



the attention of any naturalist interested in migration, and 

 mig'lit also prove to be an interesting point for observing 

 the spring immigration. 



Mr. H. E. Dresser exhibited eggs of Rhodostethia rosea 

 obtained by Mr. S. A. Buturlin on the delta of the Kolyma 

 River in North-east Siberia ; these being some of the eggs 

 referred to in Mr. Butm-lin's article on the breeding of 

 B. rosea published in the '^'Ibis" for Januarj^, 1906. He 

 said that they were undoubtedly the first anthentic eggs of 

 this rare Gull which had ever been seen in this country. 



Mr. Dresser pointed out that the eggs of R. rosea 

 did not resemble those of any other Gull excepting Xcma 

 sabinii. 



Mr. H. M. Wallis gave an account of the bone-breaking 

 habits of the Lammergeier {Gypaetus harhatus) , eis observed 

 by him at El. Kantara, Algeria. 



Count von Berlepsch sent descriptions of seven new ISTeo- 

 tropical birds. Examples of most of them were exhibited 

 by Mr. Hellmayr. 



PoOSPIzfA HYPOCHONDRIACA AFPINIS, Subsp. U, 



P. p. Jii/porhondriaca (Lafr. et D'Orb.) dictae valde affinis, 

 sed rectricuiu externarum apicibus albis brevioribus, 

 uropygio in adultiS;,ut videtur, pure griseo nee brunneo 

 lavato, capitis lateribus lorisque purius griseis nee 

 nigrescentibus. 



cJ ^ al. 80-72, caud. 68i-67, culm. 12| mm. 



? al. 67, caud. 65^, culm. 12f mm. 

 Hah. Tucuman. 

 Typus in Mus. H. v. B. Ad. Tucuman, 4000 metr., 2. ii. 



1903. G. A. Baer coll., no. 1407. 



S1CA.LIS GOELDII, Sp, n. 



S. s. columhianae (Cab.) maxime affinis sed major, colore 

 frontis aurantiaco-rubro intensiore usque ad occiput 

 ducto, colore dorsi flavescentiore minus virescente, 

 corporis inferioris aurantiaco-flavo nee viridi-flavo. 

 Eemio-ibus intus sicut in S. columhiana anguste flaves- 

 cente-albo marg-inatis , 



