menta. 



213 



Average of 49 well - authenticated eggs by Ottosson, in litt., Measure- 

 15.28x12.10 mm., Max. 16x11.8 and 15.6x13.1, Min. 14.8x12.1 

 and 15.5x11.5 mm. Average weight, 68 mg. (80 — 55 mg.). Mean 

 average of 106 eggs, including also 31 by Rey, 15 by Sandman and 11 by 

 the writer, 15.52 X 12.17 mm.. Max. 17 X 12.4 and 15.8 X 13.1, Min. 

 14.8x12.1 and 15x11.4 mm. Average weight, 74 mg. (Rey). 



e. Carpathian Willow Tit, P. atricapillus assimilis Brehiii. 



P. atricapillus nssimilis Brehm. Hartert, Vog. Pal. Fauna, p. 379. 



Breeding Range: The Carpathians, Transylvanian Alps, and 

 mountains of Bosnia and Servia. 



Inhabits the high lying coniferous forests and probably does not 

 differ in habits from other raecs. 



f. Alpine Willow Tit, P. atricapillus montanns Bald. 



Foreign Names: Germany: Alpemneise, Bergmeise. 

 P. borealis Selys and P. salimritis Brehm (part.). Dresser, I. c.- P. atricapillus 

 montanus Bald. Hartert, Vog. Pal. Fauna, p. 380. 



Breeding Range: The Alpine system. 



This race is found in the coniferous forests of the Jura and Alps 

 from about 3000 — 3600 ft. to the tree limit, and is resident in the 

 Engadine at 6000 ft. The nest is placed in holes of trees or in mouse 

 runs, and contains 6 — 10 eggs, which are laid in May or June. Fatio 

 describes them as measurnig 14.5 — 16 X 11.5 — -12.5 mm. 



(Another form, P. atricapillus hianchii (Sar. & Harms), has been 

 recorded from Pskov in W. Russia in Winter, but its home in the 

 breeding season is not known.) 



g. Siberian Willow Tit, P. atricapillus baikalensis (Swinh.) 



P. atricapillus baikalensis (Swinh.). Hartert, Vog. Pal. Fauna, p. 380. 

 Breeding Range: NE. Russia. (Also Siberia to the Sea of 

 Okhotsk and N. Japan). This is the form which is found in the E. of 

 the Archangel Government and was recorded by Seebohm and Harvie 

 Brown from the Petschora. 



98. Long tailed Tit, Aegithalos caudatus (L.) 

 Geographical Races. 



a. British Long: tailed Tit, M. caudatus roseus (Blyth). 



Eggs: Hewitson, I Ed. I. pi. LXXVI, fig. 3; II Ed. I. pi. XXXII, 

 fig. 2; III Ed. I, pi. XL, fig. 2. Seebohm, Br. Birds, pi. 9; id. Col. 

 Fig. pi. 53. Frohawk, Br. Birds, I, pi. II, fig. 69. Dresser, pi. — , 

 fig. 19—21, pi. — , fig. 42. 



Nest: O. Lee, I, p. 84 and 86. 



