genus
Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of
threadfin
Threadfins are silvery grey fish of the family Polynemidae, taxonomically considered a type of flatfish. Found in tropical to subtropical waters throughout the world, the threadfin family contains eight genera and about 40 species. An unrelated s ...
s (family Polynemidae). They are native to South and Southeast Asia and, depending on the species, occur in freshwater, brackish, and/or marine environments.
The family Polynemidae is characterized by the
pectoral fin
Fins are moving appendages protruding from the body of fish that interact with water to generate thrust and help the fish aquatic locomotion, swim. Apart from the tail or caudal fin, fish fins have no direct connection with the vertebral column ...
that is divided into two sections; the upper one with rays that are attached whereas the lower rays are long and unattached ("threads"). In ''Polynemus'', the unattached rays number 14–15, in contrast to 3–7 in other genera.
Myers
Myers as a surname has several possible origins, e.g. Old French ("physician"), Old English ("mayor"), and Old Norse ("marsh").
People
* Abram F. Myers (1889–after 1960), chair of the Federal Trade Commission and later general counsel and b ...
Valenciennes
Valenciennes (, also , , ; ; or ; ) is a communes of France, commune in the Nord (French department), Nord Departments of France, department, Hauts-de-France, France.
It lies on the Scheldt () river. Although the city and region experienced ...
, 1831 ( Blackhand paradise fish)
** ''Polynemus melanochir melanochir'' — Blackhand paradise fish
** ''Polynemus melanochir dulcis'' — Lake blackhand paradise fish
* '' Polynemus multifilis''
Temminck
Coenraad Jacob Temminck (; 31 March 1778 – 30 January 1858) was a Dutch patrician, zoologist and museum director.
Biography
Coenraad Jacob Temminck was born on 31 March 1778 in Amsterdam in the Dutch Republic. From his father, Jacob ...
&
Schlegel
Schlegel is a German occupational surname. Notable people with the surname include:
* Anthony Schlegel (born 1981), American football player
* August Wilhelm Schlegel (1767–1845), German poet, brother of Friedrich
* Brad Schlegel (born 1968), C ...
Linnaeus
Carl Linnaeus (23 May 1707 – 10 January 1778), also known after ennoblement in 1761 as Carl von Linné,#Blunt, Blunt (2004), p. 171. was a Swedish biologist and physician who formalised binomial nomenclature, the modern system of naming o ...
,
1758
Events
January–March
* January 1 – Swedish biologist Carl Linnaeus (Carl von Linné) publishes in Stockholm the first volume (''Animalia'') of the 10th edition of ''Systema Naturae'', the starting point of modern zoologic ...