Klaas’s cuckoo (Chrysococcyx klaas). Engraving by William Lizars after William Swainson, William John Swainson, before 1854

Klaas’s cuckoo (chrysococcyx klaas). Engraving by william lizars after william swainson from sir william jardine’s naturalist’s library: ornithology (v. 12, 1853 edition). Date: before 1854.