XLV.—Systematic Notes on East African Birds.

T he authors of these notes are engaged upon a work to be called 'The African Handbook of Birds,' the first part of which covers that area of eastern Africa which includes the Sudan, Eritrea, Abyssinia, the Somalilands, Uganda, Kenya Colony, Tanganyika Territory, Belgian Ruanda and Urundi, the part of Nyasaland east of Lake Nyasa and the Shirté River, the part of Portuguese East Africa north of the Zambesi, and the islands adjacent to the mainland, including Socotra, Abd-el-Kuri, Pemba, and Zanzibar.