with thèse authors in considering C. olivacea (Sm.) a subspecies of 

 C, obscur a obscur a. 



From Western Africa I recognise two forins : 



1. — Cyanomitra obscura obscura. 

 Range. — Fernando Po and Princes Island. 



2. — Cyanomitra obscura guineensis. 



Range. — West Africa from Portnguese Guinea to Northern 

 Angola, extending into the Belgian Congo (for détails see snpra). 

 For the East African races see Neumann and Zedi.itz (1. c). 



(A maie of C. o. guineensis shot in a dense swamp on 

 Jannary i sth was undoubtedly breeding. — W. P. L.). 



Cyanomitra verticalis verticafis. 



Certhia verticalis Latham, Ind. Orn., I, 1790, p. 298. — Type 

 locality : apparently Sénégal. 



Mr Lowe obtained a single spécimen of the Green-headed Olive 

 Sunbird at Iju on 26th January and Mr Kemp a single example at 

 Agoulerie in July. Southern Nigeria is the most Southerly point 

 reached by this Sunbird which extends through West Africa from 

 Sénégal to the Niger, on which River it was obtained by Dr Har- 

 TERT. Its place is taken in Cameroon by another race C. v. cyano- 

 cephala. 



From Northern Nigeria we hâve spécimens from Jebba(CHRisTY) 

 in June and from Abishi (between Loko and Ibi) obtained by Boyd 

 xA.LEXANDER in April. 



The range is as follows : 



British and French (îambia, Portuguese Guinea, Sierra Leone, 

 Libéria Gold Coast, Cape Coast, Southern Nigeria and Northern 

 Nigeria, from ail of which places we hâve spécimens. In addition 



