Birds of Jamaica, 1847, p. 130.
Cat. Birds Brit. Mus. xvi. 1892, p. 28.
For the habits, see Taczanowski and Stolzmann, P.Z.S. 1881, pp. 827-834.
For the Family generally, see Sclater, Monograph of the Jacamars and Puff-birds, London, 1879-82; and Cat. Birds Brit. Mus. xix. 1891.
This is Dr. Gadow's view; but two separate Families are decidedly preferable.