Gerardo Lamas has issued an online update to his bibliography of neotropical butterflies. Here’s the link:

http://nymphalidae.utu.fi/cpena/Lamas_2013_Annotated_Bibliography.pdf

According to this page, Carlos Pena is currently working on bullying the text file into a database format:

http://nymphalidae.utu.fi/cpena/lamas_references.html

Best wishes to you all