Sheridan Coffey and I visited Puerto Rico from January 30 - February 04, 2012. We mostly concentrated on seeing the birds, so not too many lep photos...:
Eurema daira palmira Barred Yellow: near Coamo.
Phoebis sennae sennae Cloudless Sulphur: near Mayaguez.
Glutophrissa drusilla boydi Florida White: near Quebradillas.
Glutophrissa punctifera Antillean White: probably the rarest bug we found, at a known site for it near Coamo.
Ascia monuste eubotea Great Southern White: near Coamo.
Strymon bubastus ponce Disjunct Scrub-Hairstreak: near Coamo.
Strymon limenia Limenia Scrub-Hairstreak: near Coamo.
Leptotes cassius theonus Cassius Blue: north of Maricao.
Siproeta stelenes stelenes Malachite: at Maricao Forest.
Calisto nubila Puerto Rican Calisto: at Maricao Forest.
Ephyriades arcas philemon Caribbean Duskywing: Guanica Forest.
Perichares philetes Caribbean Ruby-eye: near Coamo.
Polygonus leo leo Hammock Skipper: northeast of Fajardo.
Wallengrenia drury Drury's Broken-dash: in Maricao Forest.
Choranthus vitellius Vitellius Skipper: near Coamo and at Guanica Forest .
Panoquina nero Nero Skipper: Guanica Forest.