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Adult Osteocephalus festae showing variation in dorsal coloration of preserved specimens. Left to right, upper row: QCAZ 39804, 39811, 39810, 39802, 39798 (females); lower row: QCAZ 39799, 26552, 26488, 26561 (males), 39364 (female). Provincia Loja and Morona Santiago, Ecuador. See Appendix I for locality data.
