Cisticola Exilis Baker - Public domain zoological illustration
Bright-headed Cisticola (Yellow-headed Fan-tailed Warbler) Cisticola exilis tytleri Jerdon
Alaemon Head - A drawing of a bird with a long beak
Head of Alaemon alaudipes Public domain scan of print / book page depicting birds, ornithology, free to use, no copyright restrictions image - Picryl description
Alaemon Tarsus - A black and white drawing of a snake's foot
Tarsus of Alaemon alaudipes Public domain scan of print / book page depicting birds, ornithology, free to use, no copyright restrictions image - Picryl description
Delichon Urbica FBI - A black and white drawing of a bird
Delichon urbicum Public domain scan of print / book page depicting birds, ornithology, free to use, no copyright restrictions image - Picryl description
Motacilla Maderaspatensis - A black and white drawing of a bird
Head of Motacilla maderaspatensis Oates, EW (1890). Fauna of British India. Birds. 2. Taylor and Francis, London. pp. 291-293. stream/faunaofbritishin02oate#page/291/mode/1up/.
Sirkeer Head - A black and white drawing of a bird
Head of Sirkeer Cuckoo Taccocua leschenaultii (now Phaenicophaeus leschenaultii)