Jacques Géry (12 March 1917,

Paris Paris () is the capital and most populous city of France, with an estimated population of 2,165,423 residents in 2019 in an area of more than 105 km² (41 sq mi), making it the 30th most densely populated city in the world in 2020. S ...

– 15 June 2007, Sarlat,

France France (), officially the French Republic ( ), is a country primarily located in Western Europe. It also comprises of Overseas France, overseas regions and territories in the Americas and the Atlantic Ocean, Atlantic, Pacific Ocean, Pac ...

) was a French

ichthyologist Ichthyology is the branch of zoology devoted to the study of fish, including bony fish ( Osteichthyes), cartilaginous fish (Chondrichthyes), and jawless fish (Agnatha). According to FishBase, 33,400 species of fish had been described as of Octobe ...

. He was also a scientist and a Doctor of Medicine. The most notable species he described are: *

Green neon tetra The green neon tetra (''Paracheirodon simulans'') is a freshwater fish of the family Characidae of order Characiformes. It is native to the upper Orinoco and Negro Rivers in South America. This fish is similar in appearance to the closely relate ...

, ''Paracheirodon simulans'' (Géry, 1963) *

Black neon tetra The black neon tetra (''Hyphessobrycon herbertaxelrodi'') is a freshwater fish of the characin family (Characidae) of the order Characiformes. It is native to the Paraguay basin of southern Brazil. They are often found in the aquarium trade. Na ...

, ''Hyphessobrycon herbertaxelrodi'' (Géry, 1961) * Royal tetra, '' Inpaichthys kerri'' (Géry & Junk, 1977) * Rummy-nose tetra, ''

Hemigrammus bleheri ''Hemigrammus bleheri'' is a species of characin found in Amazon Basin in Brazil and Peru. One of three species called rummy-nose tetra, but is also called firehead tetra according to FishBase. Reaching a standard length of 2" (5 cm) it is ...

'' (Géry & Mahnert, 1986) * Red phantom tetra, ''

Hyphessobrycon sweglesi ''Hyphessobrycon sweglesi'' is a species of tetra that lives in the Orinoco River drainage basin in South America. The fish has a round black spot behind the gill-plate, a black band on the dorsal fin that is bordered above and below by creamy- ...

'' (Géry, 1961) * ''

Brittanichthys ''Brittanichthys'' is a genus of characins endemism, endemic to the Rio Negro (Amazon), Rio Negro basin in South America. The currently described species are: * ''Brittanichthys axelrodi'' Jacques Géry, Géry, 1965 * ''Brittanichthys myersi'' G ...

axelrodi'' (Géry, 1965) * ''

myersi'' (Géry, 1965)

References

* Jacques Géry: ''Characoids of the world.'' T.F.H. Publications, Neptune City, .

External links

*
Jacques Géry at aquapress-bleher.com
1917 births 2007 deaths French ichthyologists Scientists from Paris 20th-century French zoologists {{France-scientist-stub

See also

References

External links