Palaemon is a genus of caridean shrimp of the family Palaemonidae. The conventional circumscription of the genus Palaemon is probably paraphyletic. Molecular data suggest that Palaemonetes, as well as the genera Exopalaemon and Couteriella, are nested within Palaemon. Phylogenetic affinities in these groups correspond better with geographical origin than conventional genus assignments.
Palaemon affinis is a species of shrimp of the family Palaemonidae. Early authors used the name Palaemon affinis for specimens now known to belong to a variety of species, but P. affinis is now known to be endemic to the waters of New Zealand.
Palaemon serratus, also called the common prawn, is a species of shrimp found in the Atlantic Ocean from Denmark to Mauritania, and in the Mediterranean Sea and Black Sea.
Palaemonoidea is a large superfamily of shrimp, containing nearly 1,000 species. The position of the family Typhlocarididae is unclear, although the monophyly of a group containing the remaining seven families is well supported.
Palaemon adspersus, commonly called Baltic prawn, is a species of shrimp that is frequent in the Baltic Sea, and is the subject of fisheries in Denmark. It is up to 70 mm (2.8 in) long, and lives in Zostera beds.
Palaemon carteri is a species of shrimp of the family Palaemonidae. It is endemic to the Amazon Jungle. It is one of the most common shrimp of the Amazon.
Palaemon elegans sometimes known by the common name rockpool shrimp, is a species of shrimp of the family Palaemonidae. It is native to the eastern North Atlantic, the Baltic, the Mediterranean and the Black Sea, and introduced in the Caspian and Aral seas. It is similar to three other members of the genus Palaemon: Palaemon serratus, Palaemon longirostris and Palaemon adspersus, and has displaced or replaced populations of Palaemon adspersus in some locations. It is considered an invasive species in parts of the United States.
Palaemon floridanus is a species of shrimp of the family Palaemonidae.
Palaemon gravieri is a species of shrimp of the family Palaemonidae. They are found in Korea.
Palaemon hancocki is a species of shrimp of the family Palaemonidae.
Palaemon khori is a species of shrimp of the family Palaemonidae. It is native to the mangrove swamps of Qatar.
Palaemon pandaliformis is a species of shrimp of the family Palaemonidae. It is found along with Palaemon northropi.
Palaemon peringueyi is a species of shrimp of the family Palaemonidae.
Palaemon powelli is a species of shrimp of the family Palaemonidae. It was discovered in the Atlantic Ocean near West Africa.
Palaemon ritteri is a species of shrimp of the family Palaemonidae. It lives in both the Atlantic and Pacific Oceans surrounding South America.
Palaemon semmelinkii is a species of shrimp of the family Palaemonidae. It can be found in mangrove forests in Asia.
Palaemon yamashitai is a species of shrimp of the family Palaemonidae. The shrimp is found in China.
Palaemon macrodactylus is a species of shrimp of the family Palaemonidae.
Palaemon maculatus is a species of shrimp of the family Palaemonidae. The species can be found in the Niger Delta and is of commercial importance.
Palaemon paivai is a species of shrimp of the family Palaemonidae. It is endemic to the state of Ceará, Brazil.
