OF TUB NETHERLANDS. 



183 



been captured in Holland and belong to our collection, are 

 all in winter plumage. Females seem to occur much more 

 than males. We received a female, shot 3 January 1907 

 at Westernieland, Groningen, and a male, shot 7 January 

 1907 on Texel. 



180. Fratercula arctica (L.). [Papegaaiduiker]. 



In the winter of 1906 — '07 F. arctica has been observed 

 more frequently than in other years. The Museum received 

 two young females, both killed on Texel in the beginning 

 of March 1907. Most of the birds observed in our country 

 are young ones, quite adult birds occur very rarely. A 

 nearly adult female was killed 28 February 1908 on the 

 seashore near Noordwrjk and purchased for the collection. 



Pteroclitidae. 



181. Syrrhaptes paradoxa (Pallas). [Steppen hoen]. 



We possess 18 examples killed in the Netherlands, viz.: 



Q, 3 June 1863, Wassenaar, Zuid-Holland. 



9, 17 June 1863, dunes of Zandvoort, Noord-Holland 

 (Coll. van Wickevoort Crommelin, 163—1). 



Q, .17 June 1863, dunes of Zandvoort (Coll. van Wicke- 

 voort Crommelin, 163 — 2). 



9, 11 July 1863, Noordwijk. 



(ƒ, 5 September 1863, dunes of Zandvoort (Coll. van 

 Wickevoort Crommelin, 163 — 3). 



9, September 1863, Ameland. Preserved as skeleton. 



9, 5 October 1863, dunes of Zandvoort (Coll. van Wicke- 

 voort Crommelin, 163 — 4). 



9, 27 October 1863, Ameland. Presented by Mr. H. Albarda. 



cf, 13 February 1864, Noordwijkerhout, Zuid-Holland. 



cf, 25 May 1888, dunes of Zandvoort (Coll. van Wickevoort 

 Crommelin, 163 — 5). 



9, 25 May 1888, dunes of Zandvoort (Coll. van Wickevoort 

 Crommelin, 163 — 6). 



Notes from the Leyden Museum, Vol. XXX, 



