Trigonostigma

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Trigonostigma
Harlequin Rasbora (cropped).jpg
Harlequin rasbora, Trigonostigma heteromorpha
Scientific classification OOjs UI icon edit-ltr.svg
Kingdom: Animalia
Phylum: Chordata
Class: Actinopterygii
Order: Cypriniformes
Family: Danionidae
Subfamily: Rasborinae
Genus: Trigonostigma
Kottelat & K. E. Witte, 1999
Type species
Rasbora heteromorpha
Duncker, 1904

Trigonostigma is a genus of small freshwater ray-finned fishes belonging to the family Danionidae. The fishes in this genus are found in Southeast Asia. These social, colorful freshwater fish are often kept in aquariums.

Species

There are currently five recognized species in this genus: [1]

SpeciesCommon nameImage
Trigonostigma espei

(Meinken, 1967)

Espei rasbora Trigonostigma espei Thai (cropped).jpg
Trigonostigma hengeli

(Meinken, 1956)

Glowlight rasbora T hengeli (cropped).jpg
Trigonostigma heteromorpha

(Duncker, 1904)

Harlequin rasbora Cyprinidae Trigonostigma heteromorpha 3 (cropped).jpg
Trigonostigma somphongsi

(Meinken, 1958)

Somphong's rasbora
Trigonostigma somphongsi (cropped).jpg
Trigonostigma truncata

(Tan, 2020) [2]

Trigonostigma heteromorpha chiwkhaangkhwaanaihy (cropped).jpg

References

  1. ↑ Froese, Rainer; Pauly, Daniel (eds.). "Species in genus Trigonostigma". FishBase . March 2023 version.
  2. ↑ Tan, H. H. (2020). "Trigonostigma truncata, a new species of harlequin rasbora from Malay Peninsula (Teleostei: Danionidae)". Raffles Bulletin of Zoology. 68: 421–433. doi:10.26107/RBZ-2020-0058.


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