. . . "Myiarchus is a genus of tyrant flycatchers. Most species are fairly similar looking and are easier to separate by voice than plumage.Myiarchus flycatchers are fairly large tyrant-flycatchers at 16\u201323 cm (6.3\u20139 in) long. They are all partially crested with a brown to gray back and head, a rufous to blackish tail and yellow to pale underparts (only exception is the rufous flycatcher with rufous underparts)."@en . . . . . "Myiarchus"@en .