Primary references

• Sclater, P.L. & Salvin, O. 1873. Nomenclator avium neotropicalium: sive avium quae in regione neotropica hucusque repertae sunt nomina systematice disposita adjecta sua cuique speciei patria accedunt generum et specierum novarum diagnoses. Londini [London]: Sumptibus Auctorum. J.W. Elliot. viii + 163pp. First citation p.30 BHL DOI: 10.5962/bhl.title.61132 Reference page.  Original description p.155 BHL

References

• Klicka, J., K. Burns, & G. M. Spellman. 2007. Defining a monophyletic Cardinalini: A molecular perspective. Molecular Phylogenetics and Evolution 45: 1014–1032. DOI: 10.1016/j.ympev.2007.07.006 Full article (PDF)Reference page. 

• Klicka, J., Barker, F.K., Burns, K.J., Lanyon, S.M., Lovette, I.J. & Chaves, J.A. 2014. A comprehensive multilocus assessment of sparrow (Aves: Passerellidae) relationships. Molecular Phylogenetics and Evolution 77: 177-182. DOI: 10.1016/j.ympev.2014.04.025 Reference page.