Bibliography

Herrboldt, M. A., M. A. Steffen, C. N. McGouran, and R. M. Bonett. 2021. Pheromone gene diversification and the evolution of courtship glands in plethodontid salamanders. Journal of Molecular Evolution 89: 576–587 (https://doi.org/10.1007/s00239-021-10026-0).