41S COLYMBUS SEPTENTRIONALIS. 
§ 5021. Zwo.—T'amso6, Porsanger Fjord, 1855. From Herr 
Ulich. 
Out of five sent with other eggs [§$§ 3273, 3288, 4564, etc.] to 
Hammerfest. 
§ 5022. Zwo.—Nyimakka, 1856. 
From Nyimakka Peter, in the same spot where I took the eggs of 
this bird in 1854 [$ 5012]. 
§ 5023. One.—Kaakuriyarvi, 20-24 June, 1857. 
Brought to Muonivara, 12 July, by Hendrik Sepi, found as above. 
§ 5024. One.—Torasjirvi, 30 July, 1857. 
Brought, 9 August, by Wollas Lassi, who found it in Ruono at 
the upper end of the lake. He was not sure as to the species. 
§ 5025. Zwo.—Kaakuriyarvi, 16 June, 1858. 
Brought by Lars Lassi, of Muonio-alusta, as Tohtaja [Black- 
throated Diver], but he said that the bird was at such a distance that 
he could not describe it. 
§ 5026. Two.—Kaakurijarvi, 6-12 June, 1858. 
Brought, 19 June, by Johan Hendriksson Sieppi. 
§ 5027. Two.—Harhialanta, Kyr6, 22 June, 1858. 
Brought by Michael Kyré, found as above. 
§ 5028. Two.—Pelsijarvi-ranta, by Pallasjarvi, 26 June, 1858. 
Brought by Piko Heiki, found by himself as above. 
§ 5029. Zwo.—Kaakuryarvi, 16 June, 1859. 
Brought by Simon Keimionemi, 23 June, found as above. 
§ 5030. One.—Ferdée, 1859. From Sysselmand Winther. 
