Genus

Brachychalcinus

Species: 1
Photographed: 1 of 1
Difficulty rated: 1 of 1

This fish is invariably traded as B. orbicularis but its identity is somewhat unclear.

Brachychalcinus orbicularisDiscus Tetra

Valenciennes, 1850

The genus Brachychalcinus currently contains four other species: B. copei (Steindachner 1882) from the rio Madeira and rio Solimões; B. nummus Böhlke 1958 from the Upper Amazon region in Colombia, Ecuador and Peru; B. parnaibae Reis 1989 from the rio Parnaíba basin, and B. retrospina Boulenger 1892 from the Rio Paraguay system. The group is often referred to collectively as 'silver dollar tetras' and tho...

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