C.Byers: Cosyra Skipper, Yanguna cosyra, Wilson Biological Station, 14 Jan 2016
C.Byers: Nigricens Skipper, Phocides sp., Wilson Biological Station, 14 Jan 2016
C.Byers: Two-barred Flasher, Astraptes fulgerator, dorsal, Bosque de Paz, 20 Jan 2016
C.Byers: Two-barred Flasher, Wilson Biol Station, 14 Jan 2016
C.Byers: Two-barred Flasher, ventral, Bosque de Paz, 20 Jan 2016
C.Byers: Variable Blue Skipper, Pythonides jovianis,Talari Mtn Lodge, 12 Jan 2016
C.Byers: Yellow-tipped Flasher, Astraptes anaphus, Hotel Bougainvillea, 9 Jan 2016
C.Byers: Spotted Skipper, Melanopyge erythrosticta Wilson Biol Sta, 14 Jan 2016
C.Byers: Spotted Skipper, Melanopyge erythrosticta,, Wilson Biol Station, 14 Jan 2016
C.Byers: White-striped Longtail, Chioides albofasciatus, Hotel Bougainvillea, Heredia, 9 Jan 2016
C.Byers: Mystery Longtail Skipper, Esquinas RFL, 15 Jan 2016
C.Byers: Papilio polyxenes stabilis, Hotel Bougainvillea, 9 Jan 206
C.Byers: Green-washed Swallowtail, Papilio Birchalli godmani, Wilson Biological Station, 13 Jan 2016
C.Byers: Green-washed Swallowtail, Papilio birchalli godmani in flight, Wilson Biol Station, 13 Jan 2016
C.Byers: Thick-bordered Swallowtail, Eurytides dioxippus lacondones, Esquinas Rainforest Lodge, Jan 15, 2016
C.Byers: Darkened White, Pereute charops 2, female, Wilson biological Station, 14 Jan 2016
C.Byers: Darkened White, Pereute charops, Wilson Biological Station, 14 Jan 2016
C.Byers: Darkened White, Pereute charops, male, Wilson Biological Station, 14 Jan 2016n
C.Byers: Crimson Patch, Chlosyne janais, dorsal, Hotel Bougainvillea, 9 Jan 2016
C.Byers: Crimson Patch Chlosyne janais, Hotel Bougainvillea, 9 Jan 2016
C.Byers: Montane Longwing, Heliconius clysonymus montanus, Bosque de Paz, 20 Jan 2016
C.Byers: Crimson-patched Longwing, Heliconius erato petriverana, Rio Rincon, 16 Jan 2016
C.Byers: Cydno Longwing, Heliconius cydno glanthus,dorsal view, Arenal Volcano Observatory, 23 Jan 2016
C.Byers: Cydno Longwing, Heliconius cydno galanthus, ventral, Arenal Volcano Observatory, 23 Jan 2016
C.Byers: Doris Longwing, Heliconius, doris viridis, near Esquinas RFL, 15 Jan 2016
C.Byers: Zebra Longwing, Heliconius charithonius, Bougainvillea Hotel, 9 Jan 2016
C.Byers: Zebra Longwing, ventral, Hotel Bougainvillea, 9 Jan 2016
C.Byers: Cream-spotted Tigerwing, Tithorea tarricina pintheas, Rio Rincon road, 16 Jan 2016
C.Byers: Cream-spotted Tigerwing, Rio Rincon, 16 Jan 2016
C.Byers: Mystery butterfly 2, Wilson Biological Station, 13 Jan 2016