Snowtrout
Encyclopedia
A snowtrout is any of a number of ray-finned fishes from the Himalayas
region. These cyprinid
s resemble the very distantly related trout
s in habitus
due to convergent evolution
.
Genera
containing "snowtrouts" are:
The species
most often called "the snowtrout" is Schizothorax richardsonii
, but locally the term may refer to any other snowtrout species.
Himalayas
The Himalaya Range or Himalaya Mountains Sanskrit: Devanagari: हिमालय, literally "abode of snow"), usually called the Himalayas or Himalaya for short, is a mountain range in Asia, separating the Indian subcontinent from the Tibetan Plateau...
region. These cyprinid
Cyprinid
The family Cyprinidae, from the Ancient Greek kyprînos , consists of the carps, the true minnows, and their relatives . Commonly called the carp family or the minnow family, its members are also known as cyprinids...
s resemble the very distantly related trout
Trout
Trout is the name for a number of species of freshwater and saltwater fish belonging to the Salmoninae subfamily of the family Salmonidae. Salmon belong to the same family as trout. Most salmon species spend almost all their lives in salt water...
s in habitus
Morphology (biology)
In biology, morphology is a branch of bioscience dealing with the study of the form and structure of organisms and their specific structural features....
due to convergent evolution
Convergent evolution
Convergent evolution describes the acquisition of the same biological trait in unrelated lineages.The wing is a classic example of convergent evolution in action. Although their last common ancestor did not have wings, both birds and bats do, and are capable of powered flight. The wings are...
.
Genera
Genera
Genera is a commercial operating system and development environment for Lisp machines developed by Symbolics. It is essentially a fork of an earlier operating system originating on the MIT AI Lab's Lisp machines which Symbolics had used in common with LMI and Texas Instruments...
containing "snowtrouts" are:
- DiptychusDiptychusDiptychus is a genus of cyprinid fish, consisting of two Asian species. The type species is the scaly osman, Diptychus maculatus. The name is derived from the Greek word di, meaning "two", and the Greek word ptyx, meaning "fold".-Species:...
- PtychobarbusPtychobarbusPtychobarbus is a genus of cyprinid fish that is found in Asia. There are currently four described species in the genus.-Species:* Ptychobarbus chungtienensis * Ptychobarbus conirostris Steindachner, 1866...
- SchizopygeSchizopygeSchizopyge is a genus of cyprinid fish found in southern Asia.- Species :* Schizopyge curvifrons * Schizopyge dainellii * Schizopyge niger...
- SchizopygopsisSchizopygopsisSchizopygopsis is a genus of cyprinid fish found in Asia. There are currently eight recognized species in this genus.- Species :* Schizopygopsis anteroventris Wu & Tsao, 1989* Schizopygopsis kessleri Herzenstein, 1891...
- SchizothoraxSchizothoraxSchizothorax is a genus of cyprinid fish from Central and East Asia. Their scientific name means "cleft-breast", from Ancient Greek schízeïn "to cleave" + thórax "breast-plate"...
The species
Species
In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...
most often called "the snowtrout" is Schizothorax richardsonii
Schizothorax richardsonii
Schizothorax richardsonii or Common Snowtrout is a species of ray-finned fish in the genus Schizothorax....
, but locally the term may refer to any other snowtrout species.