Flower are very numerous, but of these we may select his admirable 'Introduction to the Study of Mammals' (in which he was assisted by Mr. Lydekker) as being perhaps the most useful and generally known of any of them.
We add the titles of fifteen others of his more important publications.
1. Introductory Lectures to the Course of Comparative Anatomy, delivered at the Royal College of Surgeons of England, 1870. 8vo, London, 1870.
2. An Introduction to the Osteology of the Mammalia. 8vo, 1870.
2nd ed., 1876.
3rd ed. Revised with the assistance of Hans Gadow. 8vo, 1885.
3. Catalogue of the Specimens illustrating the Osteology and Dentition of Vertebrated Animals, Recent and Extinct. Part I. Man; Part II. Mammalia. 8vo, London, 1879-84.
4. Fashion in Deformity (Nature Series). 8vo, London, 1881.
5. List of the Specimens of Cetacea in the Zoological Department of the British Museum. 8vo, London, 1885.
6. Recent Memoirs on the Cetacea by Professors Eschricht, Reinhardt, and Lilljeborg. Edited by W.H. Flower, (Ray Society.) Folio, London, 1866.
7. The Horse: a Study in Natural History. 8vo, London, 1891.
8. Essays on Museums, and other subjects connected with Natural History. 8vo, London, 1898.
9. Description of the Skeleton of Inia geoffrensis, and of the Skull of Pontoporia blainvillii, with Remarks on the Systematic Position of these Animals in the Order Cetacea. Trans. Zool. Soc. vi. p. 87. (1866.)
10. On the Osteology of the Cachalot, or Sperm-Whale (Physeter macrocephalus). Ibid. vi. p. 309. (1868.)
11. Description of the Skeleton of the Chinese White Dolphin (Delphinus sinensis, Osbeck). Ibid. vii. p. 151. (1870.)
12. On Risso's Dolphin, Grampus griseus (Cuv.). Ibid. viii. p. 1. (1872.)
13. On the Recent Ziphioid Whales, with a description of the Skeleton of Berardius arnouxi. Ibid. viii. p. 203. (1872.)
14. A further Contribution to the Knowledge of the existing Ziphioid Whales: genus Mesoplodon. Ibid. x. p. 415. (1878.)
15. On the External Characters of two Species of British Dolphins (Delphinus delphis, Linn., and D. tursio, Fabr.). Ibid. xi. p. 1. (1880.)
