Family PARIDAE. 



Parus palustris longirostris Kleinschm. 



Parus atricapillus rhenanus Kleinschm. ^) 

 Marsh-Titmice. 



(Plate 42, fig. a-d). 

 (Snouckaert: Avifauna Neerlandica, p. 31, Nos. 68 en 69). 



Colour of surface of shell; 



Colour of spots: 



Average dimensions: 

 Average weight of shell: 

 Texture of shell: 

 Shape : 



Nest: 



Site of nest : 



Number of eggs: 

 Breeding season: 

 Duration of incubation: 

 Remarks : 



milk-white. I have never yet noticed a bluish 

 green tint which is said to disappear after 

 the eggs have been prepared. 



reddish brown, in light and dark shades; 

 browner, according to Bau, than those of 

 ater-and coeruleus-eggs. 



16.1 X 12.1 millimetres. 



0.07 gram. 



offers no special characteristic. 



ovoidal. 



consists of vegetable materials, hair and 

 feathers. 



in holes of trees, and in hollows made by 

 the bird itself in decayed wood. 



8—10 (after-set: 6—7). 



May-beginning of July. 



about 13 days. 



no good oological points of difference be- 

 tween pal. longirostris and atric. rhenanus 

 are as yet known. 



*) No. 607 in Dr. E. Hartert's „V6gel der palaarktischen Fauna", (Vol. I, 

 pag. 373). 

 ') No. 617 i. 1. c. (pag. 377). 



