SSAR has just released a new update on a bilingual Herpetological Circular:
Lips, K.R., J.K. Reaser, B.E. Young, and R. Ibáñez. 2020. Amphibian monitoring in Latin America: a protocol manual (Mintoreo de anfibios en América Latina). Herpetological Circulars No. 30. Vers. 2.
This and other Herp Circulars are available as free PDF downloads on the SSAR website: https://ssarherps.org/publications/books-pamphlets/herp-circulars-pdfs/