Myrmoborus Cabanis and Heine, 1859

Type species. Pithys leucophrys Tschudi, 1844 .

Included species. Myrmoborus melanurus (Sclater and Salvin) . BLACK-TAILED ANTBIRD.

Myrmoborus lophotes (Hellmayr and Seilern) . WHITE-LINED ANTBIRD.

Myrmoborus myotherinus (Spix) . BLACK-FACED ANTBIRD.

Myrmoborus leucophrys (Tschudi) . WHITE-BROWED ANTBIRD.

Myrmoborus lugubris (Cabanis) . ASH-BREASTED ANTBIRD.

Diagnosis. Distinguished from other genera in the longipes clade by plumage. Males all blackish with white wing covert edges or gray with distinctive black mask; most females with similar mask. Bill wide relative to length. Differs from Pyriglena in tail length and bill length proportions. Domed-shaped nest differs from nest of Myrmeciza .