Parus atricristatus. Cassin, Proc. Acad. Philada. V. p. 103, (Oct.
1850.)
Length (of skin) about 6 inches. Male—front, ashy white, crest black,
entire plumage above cinereous, beneath ashy white, flanks reddish
brown. Bill and legs black. Female, with the crest ashy, not black.
Young, like the female, but with crest tinged with brown.
Hab. Texas and Mexico. Spec. in Mus. Acad. Philad. and in the National
Collection Washington city.