Xiphorhynchus lachrymosus (Lawrence, 1862)
- Type locality: originally no locality given; assumed Atlantic side of Isthmus of Panama, along line of Panama Railroad, Canal Zone, Panama.
- Dendrornis lachrymosus (protonym)
- Lawrence, G.N. 1862. Catalogue of a Collection of Birds, made in New Grenada, by James McLeannan, Esq., of New York, with Notes and Descriptions of New Species. Annals of the Lyceum of Natural History of New York 7 Pt.I: 288–302 BHL; Pt.II: 315–334 BHL; Pt.III: 461–479 BHL 1867. 8 Pt.IV: 1–12 BHLReference page. p. 467 BHL