''Thayeria'' is a genus of
tetra
Terrestrial Trunked Radio (TETRA; formerly known as Trans-European Trunked Radio), a European standard for a trunked radio system, is a professional mobile radio and two-way transceiver specification. TETRA was specifically designed for use by ...
s from the
Amazon Basin
The Amazon basin is the part of South America drained by the Amazon River and its tributaries. The Amazon drainage basin covers an area of about , or about 35.5 percent of the South American continent. It is located in the countries of Boli ...
, and the
Approuague and
Maroni Rivers in tropical South America. It includes three species, including the
blackline penguinfish, ''T. boehlkei''. Members of this genus, among other characteristics, are small, have one lateral black stripe, and have a
vesica piscis
The vesica piscis is a type of lens, a mathematical shape formed by the intersection of two disks with the same radius, intersecting in such a way that the center of each disk lies on the perimeter of the other. In Latin, "vesica piscis" literal ...
shape. They are peaceful.
Species
* ''
Thayeria boehlkei''
S. H. Weitzman, 1957 (blackline penguinfish)
* ''
Thayeria ifati''
Géry
Géry () is a commune in the Meuse department in Grand Est in north-eastern France.
See also
*Communes of the Meuse department
The following is a list of the 499 communes of the Meuse department of France.
The communes cooperate in the fol ...
, 1959
* ''
Thayeria obliqua''
C. H. Eigenmann, 1908 (penguinfish)
Location and habitat
''Thayeria'' inhabits small streams and the margins of smaller rivers in the lowland Amazon basin, where it is part of the highly diverse
Neotropical fish The freshwater fish of tropical South and Central America represent one of the most diverse and extreme aquatic ecosystems on Earth, with more than 5,600 species, representing about 10% all living vertebrate species. The exceptional diversity o ...
fauna.
References
*
Characidae
Taxa named by Carl H. Eigenmann
Fish of South America
{{Characiformes-stub