''Palaemon'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

caridean shrimp The Caridea, commonly known as caridean shrimp or true shrimp, are an infraorder of shrimp within the order Decapoda. This infraorder contains all species of true shrimp. They are found widely around the world in both fresh and salt water. Many ...

of the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Palaemonidae Palaemonidae is a family of shrimp in the order Decapoda. Many species are carnivores that eat small invertebrates, and can be found in any aquatic habitat except the deep sea. One significant genus is ''Macrobrachium'', which contains commerc ...

. The conventional

circumscription Circumscription may refer to: *Circumscribed circle *Circumscription (logic) *Circumscription (taxonomy) * Circumscription theory, a theory about the origins of the political state in the history of human evolution proposed by the American anthrop ...

of the genus ''Palaemon'' is probably

paraphyletic In taxonomy (general), taxonomy, a group is paraphyletic if it consists of the group's most recent common ancestor, last common ancestor and most of its descendants, excluding a few Monophyly, monophyletic subgroups. The group is said to be pa ...

Molecular data In genetics and biochemistry, sequencing means to determine the primary structure (sometimes incorrectly called the primary sequence) of an unbranched biopolymer. Sequencing results in a symbolic linear depiction known as a sequence which succi ...

suggest that ''

Palaemonetes ''Palaemonetes'', its common names include glass shrimp, ghost shrimp, feeder shrimp, is a genus of caridean shrimp comprising a geographically diverse group of fresh water, brackish and marine crustaceans. Conventionally, ''Palaemonetes'' i ...

'', as well as the genera ''

Exopalaemon ''Palaemon'' is a genus of Caridea, caridean shrimp of the family (biology), family Palaemonidae. The conventional circumscription (taxonomy), circumscription of the genus ''Palaemon'' is probably paraphyletic. Molecular phylogenetics, Molecular ...

'' and '' Couteriella'', are nested within ''Palaemon''. Phylogenetic affinities in these groups correspond better with geographical origin than conventional genus assignments.

Members

The genus contains the following species: *'' Palaemon adspersus'' Rathke, 1837 *''

Palaemon affinis ''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 Ne ...

'' H. Milne-Edwards, 1837 *''

Palaemon capensis ''Palaemon capensis'' is a species of shrimp of the family Palaemonidae. It is endemic to the Eastern Cape The Eastern Cape is one of the provinces of South Africa. Its capital is Bhisho, but its two largest cities are East London and Gqebe ...

'' (De Man ''in'' M. Weber, 1897) *'' Palaemon carteri'' (Holthuis, 1950) *''

Palaemon concinnus ''Palaemon concinnus'', the mangrove prawn, is a species of shrimp of the family (biology), family Palaemonidae. ''Palaemon concinnus'' is found throughout the Pacific Ocean and Mozambique. References

Palaemonidae Crustaceans described in ...

'' Dana, 1852 (mangrove prawn) *''

Palaemon curvirostris ''Palaemon curvirostris'' is a species of shrimp of the family Palaemonidae Palaemonidae is a family of shrimp in the order Decapoda. Many species are carnivores that eat small invertebrates, and can be found in any aquatic habitat except th ...

'' Nguyên, 1992 *''

Palaemon debilis ''Palaemon debilis'' is a species of shrimp of the family Palaemonidae Palaemonidae is a family of shrimp in the order Decapoda. Many species are carnivores that eat small invertebrates, and can be found in any aquatic habitat except the dee ...

'' Dana, 1852 *''

Palaemon dolospinus ''Palaemon dolospinus'' is a species of shrimp of the family Palaemonidae Palaemonidae is a family of shrimp in the order Decapoda. Many species are carnivores that eat small invertebrates, and can be found in any aquatic habitat except the ...

'' Walker & Poore, 2003 *''

Palaemon elegans ''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 (including Macaronesia), the Baltic, the Mediterranean and the Black Sea ...

'' Rathke, 1837 (rockpool prawn) *''

Palaemon floridanus ''Palaemon floridanus'' is a species of shrimp of the family Palaemonidae Palaemonidae is a family of shrimp in the order Decapoda. Many species are carnivores that eat small invertebrates, and can be found in any aquatic habitat except the d ...

'' Chace, 1942 (Florida grass shrimp) *''

Palaemon gladiator ''Palaemon gladiator'' is a species of shrimp of the family Palaemonidae Palaemonidae is a family of shrimp in the order Decapoda. Many species are carnivores that eat small invertebrates, and can be found in any aquatic habitat except the ...

'' Holthuis, 1950 *''

Palaemon gracilis ''Palaemon gracilis'' is a species of shrimp of the family Palaemonidae Palaemonidae is a family of shrimp in the order Decapoda. Many species are carnivores that eat small invertebrates, and can be found in any aquatic habitat except the dee ...

'' (Smith, 1871) *''

Palaemon gravieri ''Palaemon gravieri'' is a species of shrimp of the family Palaemonidae Palaemonidae is a family of shrimp in the order Decapoda. Many species are carnivores that eat small invertebrates, and can be found in any aquatic habitat except the dee ...

'' (Yu, 1930) *''

Palaemon guangdongensis ''Palaemon guangdongensis'' is a shrimp species in the family Palaemonidae Palaemonidae is a family of shrimp in the order Decapoda. Many species are carnivores that eat small invertebrates, and can be found in any aquatic habitat except th ...

'' Liu, Liang & Yan, 1990 *''

Palaemon hancocki ''Palaemon hancocki'' is a species of shrimp of the family Palaemonidae Palaemonidae is a family of shrimp in the order Decapoda. Many species are carnivores that eat small invertebrates, and can be found in any aquatic habitat except the dee ...

'' Holthuis, 1950 *''

Palaemon intermedius ''Palaemon intermedius'' is a species of shrimp of the family Palaemonidae Palaemonidae is a family of shrimp in the order Decapoda. Many species are carnivores that eat small invertebrates, and can be found in any aquatic habitat except th ...

'' (Stimpson, 1860) *'' Palaemon ivonicus'' Carvalho, Magalhães, & Mantelatto, 2014 *'' Palaemon khori'' De Grave & Al-Maslamani, 2006 *''

Palaemon litoreus ''Palaemon litoreus'' is a species of shrimp of the family (biology), family Palaemonidae. References

Palaemonidae Crustaceans described in 1909 {{Caridea-stub ...

'' (McCulloch, 1909) *''

Palaemon longirostris ''Palaemon longirostris'' is a species of shrimp of the family Palaemonidae. It is considered an invasive species in the Black Sea The Black Sea is a marginal mediterranean sea of the Atlantic Ocean lying between Europe and Asia, east ...

'' H. Milne-Edwards, 1837 *'' Palaemon macrodactylus'' Rathbun, 1902 *'' Palaemon maculatus'' (Thallwitz, 1892) *'' Palaemon modestus'' (Heller, 1862) *'' Palaemon miyadii'' (Kubo, 1938) *''

Palaemon northropi ''Palaemon northropi'' is a species of shrimp of the family Palaemonidae Palaemonidae is a family of shrimp in the order Decapoda. Many species are carnivores that eat small invertebrates, and can be found in any aquatic habitat except the de ...

'' (Rankin, 1898) *'' Palaemon ogasawaraensis'' Kato & Takeda, 1981 *'' Palaemon ortmanni'' Rathbun, 1902 *''

Palaemon pacificus ''Palaemon pacificus'' is a species of shrimp of the family (biology), family Palaemonidae. References

Palaemonidae Crustaceans described in 1860 {{Caridea-stub ...

'' (Stimpson, 1860) *'' Palaemon paivai'' Fausto Filho, 1967 *''

Palaemon pandaliformis ''Palaemon pandaliformis'' is a species of shrimp of the family Palaemonidae. It is found along with ''Palaemon northropi ''Palaemon northropi'' is a species of shrimp of the family Palaemonidae Palaemonidae is a family of shrimp in the or ...

'' (Stimpson, 1871) *''

Palaemon paucidens ''Palaemon paucidens'' is a species of shrimp of the family Palaemonidae. It is found in rivers on the Korean Peninsula Korea ( ko, 한국, or , ) is a peninsular region in East Asia. Since 1945, it has been divided at or near the 38th ...

'' De Haan, 1844 *''

Palaemon peringueyi ''Palaemon peringueyi'' is a species of shrimp of the family Palaemonidae Palaemonidae is a family of shrimp in the order Decapoda. Many species are carnivores that eat small invertebrates, and can be found in any aquatic habitat except the ...

'' (Stebbing, 1915) *'' Palaemon peruanus'' Holthuis, 1950 *'' Palaemon powelli'' Ashelby & De Grave, 2009 *''

Palaemon ritteri ''Palaemon ritteri'' is a species of shrimp of the family Palaemonidae. It lives in both the Atlantic and Pacific Oceans surrounding South America South America is a continent entirely in the Western Hemisphere and mostly in the Sout ...

'' Holmes, 1895 *''

Palaemon semmelinkii ''Palaemon semmelinkii'' is a species of shrimp of the family Palaemonidae. It can be found in mangrove forest Mangrove forests, also called mangrove swamps, mangrove thickets or mangals, are productive wetlands that occur in coastal intertida ...

'' (De Man, 1881) *'' Palaemon serenus'' Heller, 1862 *''

Palaemon serratus ''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. Ecology Individuals live for 3–5 years in groups in rocky crevice ...

'' (Pennant, 1777) (common prawn) *''

Palaemon serrifer ''Palaemon serrifer'' is a species of shrimp of the family Palaemonidae Palaemonidae is a family of shrimp in the order Decapoda. Many species are carnivores that eat small invertebrates, and can be found in any aquatic habitat except the de ...

'' (Stimpson, 1860) *'' Palaemon sewelli'' (Kemp, 1925) *'' Palaemon tenuidactylus'' Liu, Liang & Yan, 1990 *'' Palaemon vicinus'' Ashelby, 2009 *'' Palaemon varians'' Leach, 1813 *'' Palaemon xiphias'' Risso, 1816 *'' Palaemon yamashitai'' Fujino & Miyake, 1970 *''

Palaemon yuna ''Palaemon yuna'' is a species of shrimp of the family (biology), family Palaemonidae. References

Crustaceans described in 2014 Crustaceans of Brazil Palaemonidae {{Caridea-stub ...

'' Carvalho, Magalhães, & Mantelatto, 2014

References

Palaemonidae Decapod genera {{Caridea-stub