(syn. Melanerpes Ϯ Yellow-fronted Woodpecker M. flavifrons) Gr. τριψις tripsis rubbing, friction < τριβω tribō to rub; ουρα oura tail; "Tripsurus, Sw. Bill as in Leuconerpes; but the nostrils are thickly covered with incumbent bristles, as in the typical genus Picus. Feet very large; but the versatile and the anterior toes are of the same length. The tarsus considerably shorter than either.* T. flavifrons. Spix, pl. 52. ... * This type is united to that of Dendrocopus by means of D. varia, – a bird which has the bill of Dendrocopus, and the feet of Tripsurus, and which thus closes the circle of the Picianæ." (Swainson 1837); "Tripsurus Swainson, Classif. Bds., 2, 1837, p. 311. Type, by monotypy, P. flavifrons Spix, pl. 52 = Picus flavifrons Vieillot." (Peters 1948, VI, 157).