''Sicyonia'' is a genus of

prawns Prawn is a common name for small aquatic crustaceans with an exoskeleton and ten legs (which is a member of the order decapoda), some of which can be eaten. The term "prawn"Mortenson, Philip B (2010''This is not a weasel: a close look at nature ...

, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its

pleopod The decapod ( crustaceans such as a crab, lobster, shrimp or prawn) is made up of 20 body segments grouped into two main body parts: the cephalothorax and the pleon (abdomen). Each segment may possess one pair of appendages, although in various ...

s are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extant species, and one species known only from fossils from the Upper Cretaceous. Analyses using molecular phylogenetics suggest that the family Sicyoniidae is nested within the larger family Penaeidae, and that the latter family may need to be divided up, elevating each of its traditionally recognised tribes to the rank of family. The extant species are: *''

Sicyonia abathophila ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Crosnier, 2003) *''

Sicyonia adunca ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Crosnier, 2003) *''

Sicyonia affinis ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 exta ...

'' (Faxon, 1893) *''

Sicyonia aliaffinis ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Burkenroad, 1934) *''

Sicyonia altirostrum ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Crosnier, 2003) *''

Sicyonia australiensis ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' Hanamura & Wadley, 1998 *''

Sicyonia benthophila ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (De Man, 1907) *''

Sicyonia bispinosa ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (De Haan, 1844) *'' Sicyonia brevirostris'' (Stimpson, 1871) *''

Sicyonia burkenroadi ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Cobb, 1971) *''

Sicyonia carinata ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Brünnich, 1768) *''

Sicyonia curvirostris ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Balss, 1913) *''

Sicyonia dejouanneti ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Crosnier, 2003) *''

Sicyonia disdorsalis ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 exta ...

'' (Burkenroad, 1934) *''

Sicyonia disedwardsi ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 exta ...

'' (Burkenroad, 1934) *''

Sicyonia disparri ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 exta ...

'' (Burkenroad, 1934) *'' Sicyonia dorsalis'' (Kingsley, 1878) *''

Sicyonia fallax ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (De Man, 1907) *''

Sicyonia furcata ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Miers, 1878) *''

Sicyonia galeata ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Holthuis, 1952) *''

Sicyonia inflexa ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Kubo, 1949) *''

Sicyonia ingentis ''Sicyonia ingentis'' is a species of prawn in the family Sicyoniidae known by the common name ridgeback prawn. It is native to the eastern Pacific Ocean, where it occurs along the coast of California and Baja California, its distribution extendi ...

'' (Burkenroad, 1938) *''

Sicyonia japonica ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Balss, 1914) *''

Sicyonia komai ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Crosnier, 2003) *''

Sicyonia laevigata ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Stimpson, 1871) *''

Sicyonia laevis ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Spence Bate, 1881) *''

Sicyonia lancifer ''Sicyonia'' is a genus of Dendrobranchiata, prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' ...

'' (Olivier, 1811) *''

Sicyonia longicauda ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Rathbun, 1906) *''

Sicyonia longicornis ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Crosnier, 2003) *''

Sicyonia martini ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Pérez Farfante & Boothe, 1981) *'' Sicyonia metavitulans'' (Crosnier, 2003) *''

Sicyonia mixta ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Burkenroad, 1946) *''

Sicyonia nasica ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Burukovsky, 1990) *''

Sicyonia ocellata ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Stimpson, 1860) *''

Sicyonia olgae ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Pérez Farfante, 1980) *''

Sicyonia parafallax ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Crosnier, 1995) *''

Sicyonia parajaponica ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Crosnier, 2003) *''

Sicyonia parri ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Burkenroad, 1934) *''

Sicyonia parvula ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (De Haan, 1844) *''

Sicyonia penicillata ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 exta ...

'' (Lockington, 1878) *''

Sicyonia picta ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Faxon, 1893) *''

Sicyonia rectirostris ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (De Man, 1907) *''

Sicyonia robusta ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Crosnier, 2003) *''

Sicyonia rocroi ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Crosnier, 2003) *''

Sicyonia rotunda ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Crosnier, 2003) *''

Sicyonia stimpsoni ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Bouvier, 1905) *''

Sicyonia taiwanensis ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Crosnier, 2003) *''

Sicyonia trispinosa ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (De Man, 1907) *''

Sicyonia truncata ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Kubo, 1949) *''

Sicyonia typica ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Boeck, 1864) *''

Sicyonia vitulans ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Kubo, 1949) *''

Sicyonia wheeleri ''Sicyonia'' is a genus of prawns, placed in its own family, Sicyoniidae. It differs from other prawns in that the last three pairs of its pleopods are uniramous, rather than biramous as seen in all other prawns. ''Sicyonia'' contains 52 extan ...

'' (Gurney, 1943)

References

External links

* * * {{Authority control Dendrobranchiata Extant Late Cretaceous first appearances Taxa named by Henri Milne-Edwards