79 [Vol. xxxiii. 



Obs. It has already been pointed out by Mr. Meade-Waldo 

 (' Ibis/ 1893, p. 193) that " in Hierro an intermediate form 

 between F. palma and F. canariensis occurs. " The name 

 ombriosa is derived from Ombrios, the ancient name of the 

 island. I treat all the Chaffinches from N.W. Africa and 

 the Atlantic islands as geographical races of the European 

 form ; those who disagree with this arrangement may call 

 the new form Fringilla canariensis ombriosa. 



Mr. C. Chubb exhibited and described examples of two 

 new forms of Rhea from Tarapaca and Bolivia, and 

 remarked : — 



" Upon investigating the so-called Darwin's Rhea from 

 South America, I find that two species have been confused, 

 the Tarapaca bird being very different from the Patagonian 

 species. Through the kindness of the Hon. Walter Roth- 

 schild I have been able to examine Bolivian examples, and 

 find that these differ subspecifically from the Tarapaca 

 bird. I propose to name these new forms 



" Pterocnemia tarapacensis, sp. n. 



"Adult male. Head and entire neck ash-grey; interscapular 

 region rufous-brown, shaft-lines similar, the base of the 

 feathers being lead-grey; shorter scapulars uniform rufous- 

 brown, longer scapulars brown tipped with white ; wing- 

 coverts rufous-brown, the newly moulted feathers darker, with 

 broad white tips; back for the greater part white; sides of 

 the body also white ; hinder portion of the thighs very pale 

 grey; under-surface of the body dull white. Entire scutes 

 on the distal portion of the tarsi ten in number. Culmen 

 62 mm. ; tarsus 317; middle toe and claw 147. 



"Hub. Tarapaca. 



" Type in the British Museum : £ ad. Canchosa, Tara- 

 paca, 4. ii. 90 (A. A. Lane). H. Berkeley James coll. 



" Pterocnemia tarapacensis garleppi, subsp. n. 

 "Adult male. Head and upper neck isabelline-buff ; re- 

 mainder of the neck dusky brown, with whitish bases to the 



