Attributes / relations provided by
♦ ¹Corythucha cydoniae (Fitch) (Insecta: Hemiptera: Tingidae), F.W. Mead (retired), Florida Department of Agriculture and Consumer Services, Division of Plant Industry; and T.R. Fasulo, University of Florida, May 1999. Latest revision: August 2015
♦ ²NOTES ON THE DIET OF THE CRIMSON-COLLARED GROSBEAK (RHODOTHRAUPIS CELAENO) IN NORTHEASTERN MEXICO, Jack Clinton Eitniear & Alvaro Aragon Tapia, ORNITOLOGIA NEOTROPICAL 11: 363–364, 2000