Astacoides petiti explained

Astacoides petiti, commonly known as Orana, is a species of southern crayfish in the family Parastacidae. Along with their congeners in the genus Astacoides, they are endemic to Madagascar.

Further reading

• An Illustrated Checklist of the American Crayfishes (Decapoda: Astacidae, Cambaridae, and Parastacidae). 1989. Hobbs . Horton H. Jr.. Smithsonian Contributions to Zoology. 480.
• Annotated checklist of decapod crustaceans of Atlantic coastal and continental shelf waters of the United States. 2003. Nizinski . Martha S.. Proceedings of the Biological Society of Washington. 116. 1. 96–157. 0006-324X.
• A review of the crayfish genus Astacoides (Decapoda: Parastacidae). 1987 . Horton H. Hobbs Jr. . Horton H. Hobbs Jr. . Smithsonian Contributions to Zoology. 443 . 443 . 1–50. 10.5479/si.00810282.443.