José A. Cuesta, Klaus Anger, Larval Morphology and Salinity Tolerance of a Land Crab from West Africa, Cardisoma Armatum (Brachyura: Grapsoidea: Gecarcinidae), Journal of Crustacean Biology, Volume 25, Issue 4, 1 October 2005, Pages 640–654, https://doi.org/10.1651/C-2551.1
Bright, D., & C. Hogue. 1972. A synopsis of burrowing land crabs of the World and list of their arthropod symbionts and burrow associates. Contributions in Science. No. 220. Available online (PDF)